Finn is in the cell next door. The Doctor is keeping them there until they tell him what he wants to know. Trouble is, what he wants to know hasn't happened yet. Em and Finn have a shared past, but no future unless they can find a way out. The present is torture - being kept apart, overhearing each other's anguish as the Doctor relentlessly seeks answers. There's no way back from here, to what they used to be, the world they used to know. Then Em finds a note in her cell which changes everything. It's from her future self and contains some simple but very clear instructions. Em must travel back in time to avert a tragedy that's about to unfold. Worse, she has to pursue and kill the boy she loves to change the future.

    Maybe I’m here because I’m a murderer.Sarah has a rare chance at a new life. That’s what the doctors tell her. She is undergoing a cutting-edge procedure that will render her a tabula rasa—a blank slate. Her troubled past is being removed memory by memory.But when her final surgery is interrupted and a team of elite soldiers invades the isolated hospital under the cover of a blizzard, their mission is clear: wipe Sarah out of existence.Why would they bother with a teen delinquent unless there’s something more to her past? Something someone doesn’t want to ever see the light of day?Familiar halls become a dangerous maze as Sarah teams up with a computer hacker who’s determined to bring down the hospital for his own reasons. The two try to piece together who she is and why someone wants her erased.And this time she won’t be silenced.

    She was a girl living with her mother in a small Minnesota town. She was supposed to forget her past—that she was built in a secret computer science lab and programmed to do things real people would never do.Now she has no choice but to run—from the dangerous operatives who want her terminated because she knows too much and from a mysterious group that wants to capture her alive and unlock her advanced technology. However, what Mila’s becoming is beyond anyone’s imagination, including her own, and it just might save her life.

    But it all becomes horrifyingly real when a murder in the past destroys the foundation of Kate’s present-day life. Suddenly, that medallion is the only thing protecting Kate from blinking out of existence.Kate learns that the 1893 killing is part of something much more sinister, and Kate’s genetic ability to time-travel makes her the only one who can stop him. Risking everything, she travels to the Chicago World’s Fair to try to prevent the killing and the chain of events that follows.Changing the timeline comes with a personal cost, however—if Kate succeeds, the boy she loves will have no memory of her existence. And regardless of her motives, does she have the right to manipulate the fate of the entire world?

    But when Bree sneaks back to talk the kid into keeping his yap shut, she doesn't go back far enough. The boy, Finn, now three years older and hot as a solar flare, is convinced he's in love with Bree, or rather, a future version of her that doesn't think he's a complete pain in the arse. To make matters worse, she inadvertently transports him back to the 23rd century with her.Once home, Bree discovers that a recent rash of accidents at her school are anything but accidental. Someone is attacking time travelers. As Bree and her temporal tagalong uncover seemingly unconnected clues—a broken bracelet, a missing data file, the art heist of the millennium—that lead to the person responsible, she alone has the knowledge to piece the puzzle together. Knowledge only one other person has. Her future self.But when those closest to her become the next victims, Bree realizes the attacker is willing to do anything to stop her. In the past, present, or future.

    Nineteen-year-old Jackson Meyer is a normal guy… he's in college, has a girlfriend… and he can travel back through time. But it's not like the movies — nothing changes in the present after his jumps, there's no space-time continuum issues or broken flux capacitors — it's just harmless fun.That is… until the day strangers burst in on Jackson and his girlfriend, Holly, and during a struggle with Jackson, Holly is fatally shot. In his panic, Jackson jumps back two years to 2007, but this is not like his previous time jumps. Now he's stuck in 2007 and can't get back to the future.Desperate to somehow return to 2009 to save Holly but unable to return to his rightful year, Jackson settles into 2007 and learns what he can about his abilities.But it's not long before the people who shot Holly in 2009 come looking for Jackson in the past, and these "Enemies of Time" will stop at nothing to recruit this powerful young time-traveler. Recruit… or kill him.Piecing together the clues about his father, the Enemies of Time, and himself, Jackson must decide how far he's willing to go to save Holly… and possibly the entire world.

    In her eyes, living inside a dome isn’t much better than a prison cell.Still, when Zara commits a crime that has her running scared, jail might be exactly where she’s headed. Instead Zara is recruited into the Honors, an elite team of humans selected by the Leviathan—a race of sentient alien ships—to explore the outer reaches of the universe as their passengers.Zara seizes the chance to flee Earth’s dangers, but when she meets Nadim, the alien ship she’s assigned, Zara starts to feel at home for the first time. But nothing could have prepared her for the dark, ominous truths that lurk behind the alluring glitter of starlight.

    It doesn’t pay much—Alex Holliday’s stores have muscled out most of the independent sellers—but it helps him and his mom make rent.No one knows where the brilliant-colored spheres came from. One day they were just there, hidden all over the earth like huge gemstones. Burn a pair and they make you a little better: an inch taller, skilled at math, better-looking. The rarer the sphere, the more expensive—and the greater the improvement.When Sully meets Hunter, a girl with a natural talent for finding spheres, the two start searching together. One day they find a Gold—a color no one has ever seen. And when Alex Holliday learns what they have, he will go to any lengths, will use all of his wealth and power, to take it from them.There’s no question the Gold is worth millions, but what does it actually do? None of them is aware of it yet, but the fate of the world rests on this little golden orb. Because all the world fights over the spheres, but no one knows where they come from, what their powers are, or why they’re here.

    . . and then . . . nothing. When sixteen-year-old Kyra Agnew wakes up behind a Dumpster at the Gas ’n’ Sip, she has no memory of how she got there. With a terrible headache and a major case of déjà vu, she heads home only to discover that five years have passed . . . yet she hasn’t aged a day. Everything else about Kyra’s old life is different. Her parents are divorced, her boyfriend, Austin, is in college and dating her best friend, and her dad has changed from an uptight neat-freak to a drunken conspiracy theorist who blames her five-year disappearance on little green men. Confused and lost, Kyra isn’t sure how to move forward unless she uncovers the truth. With Austin gone, she turns to Tyler, Austin’s annoying kid brother, who is now seventeen and who she has a sudden undeniable attraction to. As Tyler and Kyra retrace her steps from the fateful night of her disappearance, they discover strange phenomena that no one can explain, and they begin to wonder if Kyra’s father is not as crazy as he seems. There are others like her who have been taken . . . and returned. Kyra races to find an explanation and reclaim the life she once had, but what if the life she wants back is not her own?

    But her best friend, Libby, is determined to give it a try, longing for a new, improved version of herself.What starts as Libby’s dream turns into Clair’s nightmare when Libby falls foul of a deadly trap. With the help of Jesse, the school freak, and a mysterious—but powerful—stranger called Q, Clair’s attempt to protect Libby leads her to an unimagined world of conspiracies and cover-ups. Soon her own life is at risk, and Clair is chased across the world in a desperate race against time.Action and danger fuel Sean Williams’ tale of technology, identity, and the lengths to which one girl will go to save her best friend.

    Her father works for the Branch at the helm of its latest project: monitoring and administering treatments to the four genetically altered boys in the lab below their farmhouse. There’s Nick, Cas, Trev . . . and Sam, who has stolen Anna’s heart. When the Branch decides it’s time to take the boys, Sam stages an escape, killing the agents sent to retrieve them. Anna is torn between following Sam or staying behind in the safety of her everyday life. But her father pushes her to flee, making Sam promise to keep her away from the Branch, at all costs. There’s just one problem. Sam and the boys don’t remember anything before living in the lab—not even their true identities.Now on the run, Anna soon discovers that she and Sam are connected in more ways than either of them expected. And if they’re both going to survive, they must piece together the clues of their past before the Branch catches up to them and steals it all away.

    Shunned by her family, she’s spent the last two years training with the Forces with Extraordinary Abilities, a secret branch of the FBI.When a serial killer rocks a small town in Oregon, Tessa is given a mission: she must impersonate Madison, a local teen, to find the killer before he strikes again. Tessa hates everything about being an impostor - the stress, the danger, the deceit - but loves playing the role of a normal girl. Disguised as Madison, she finds friends, romance, and the kind of loving family she’d do anything to keep.Amid action, suspense, and a ticking clock, this super-human arrives at a very human conclusion: even a girl who can look like anyone struggles the most with being herself.

    But up close the locked doors, military guards, and biohazard suits tell a different story. In truth, it is a clandestine research facility where thousands of replicas, or human models, are born, raised, and observed.But when a surprise attack is launched on Haven, two of its young experimental subjects—Lyra, or 24, and the boy known only as 72—manage to escape. As they make their way through a new and menacing environment, they meet a stranger named Gemma, who has embarked on a perilous quest of her own. And as Lyra tries to understand Haven’s purpose, she uncovers earth-shattering secrets that will change the lives of both girls.GemmaGemma has been in and out of hospitals her whole life. A sickly child, she has grown into a lonely adolescent whose life is circumscribed by home, school, and her best friend, April.But after she is nearly abducted by a stranger claiming to know her, Gemma starts to investigate her family’s past and discovers her father’s mysterious connection to the secretive Haven research facility. Hungry for answers, she travels to Florida, only to stumble upon two human models, or replicas, 24 and 72—and a completely new set of questions. As Gemma tries to unravel the mysteries of Haven, she learns terrible truths about herself and her family that will threaten to destroy everything she loves.Two girls, two stories, one novel.While the stories of Gemma and Lyra mirror each other, each contains revelations critically important to the other story. Their narratives can be read separately or in alternating chapters.

    Your best friend. Every person you know.Many worlds. Many lives--infinite possibilities.Welcome to the multiverse.Sixteen-year-old Sasha Lawson has only ever known one small, ordinary life. When she was young, she loved her grandfather's stories of parallel worlds inhabited by girls who looked like her but led totally different lives. Sasha never believed such worlds were real--until now, when she finds herself thrust into one against her will.To prevent imminent war, Sasha must slip into the life of an alternate version of herself, a princess who has vanished on the eve of her arranged marriage. If Sasha succeeds in fooling everyone, she will be returned home; if she fails, she'll be trapped in another girl's life forever. As time runs out, Sasha finds herself torn between two worlds, two lives, and two young men vying for her love--one who knows her secret, and one who thinks she's someone she's not.The first book in the Many-Worlds Trilogy, Tandem is a riveting saga of love and betrayal set in parallel universes in which nothing--and no one--is what it seems.

    Who are these six clones? What are the odds that all of them would be Darkwood students? Who is the madman who broke the law to create them? Emma couldn't care less. Her best friend, Oliver, died over the summer and all she can think about is how to get through her junior year without him. Then she comes face-to-heartbreaking-face with Levi—Oliver's exact DNA replica and one of the Similars.Emma wants nothing to do with the Similars, but she keeps getting pulled deeper and deeper into their clique, uncovering dark truths about the clones and her prestigious school along the way. But no one can be trusted…not even the boy she is falling for who has Oliver's face.