Pale, cold, relentless, they will do anything to coax Mam back to Witches Borough. When they kidnap Mup's dad, Mup and her mam must leave the mundane world to rescue him. But Mam is strange on this side of the border - striding, powerful, and distant. Even if they can save Dad, Mup is not sure anything will ever be the same again...

    Soon he finds himself below the bustling streets of Brooklyn, deep within the untamed tangles of transit tunnels, and in Atlantia, a glorious utopian rat civilization.But all is not what it seems. Though Hopper is treated as a royal guest, he misses his siblings that he lost in the escape attempt. That, and Atlantia is constantly threatened by the rebels who wish to bring the city to its knees. And there are cats everywhere in Atlantia, cats that leave the citizens unharmed and no one can seem to answer why.Soon, Hopper is caught in the crosshairs of a colossal battle, one that crosses generations and species. As the clashes rage, Hopper learns terrible, extraordinary secrets: Deadly secrets about Atlantia. Painful secrets about his friends.And one powerful secret about his destiny.

    Finally, life seems perfect.Until someone tries to throw him off a cliff.Suddenly, Egg’s running for his life in a bewildering world of cutthroat pirates, villainous businessmen, and strange Native legends. The only people who can help him sort out the mystery of why he’s been marked for death are Millicent and a one-handed, possibly deranged cabin boy.Come along for the ride. You’ll be glad you did.