When she receives the news that her estranged twin sister Samantha is in a coma, she realizes that her sister is dying, and no one can determine the cause. Now, the only thing that can save her sister is Julie's experimental program. Julie must enter her sister's mind and confront the evil lurking within--before it destroys them both.

    collected in Spiritwalk

    With "Nightfall," written in 1941, Asimov triggered a spark of awareness in the publishing community that science fiction could be more than Buck Rogers comic books. His "Foundation" series and robot novels (he coined the word "robotics") are acknowledged as the cornerstone of modern science fiction. Asimov's Foundation series was awarded the Best All-time Novel Series Hugo Award in 1966. He was awarded the special lifetime Nebula Grandmaster award in 1987.Over the next fifty years, Isaac Asimov would distinguish himself as one of the most prolific, versatile, and creative authors ever. His broad range of works includes histories, children's books, collections of articles, mysteries, and books concerning the Bible, literature, geography, humor, and nonfiction science material. He managed over his creative lifetime to have at least one book included in each of the Dewey Decimal System's 10 major library classifications. He was known for his profound knowledge of Shakespeare, the Bible, Gilbert and Sullivan, limericks, and history, whether it be Roman, Greek or American. Isaac Asimov died in 1992 at the age of 72.Volume 1 of "Isaac Asimov: Short Stories" contains the Hugo and Nebula Award Nominee, Locus Poll Award Winner and Asimov's Reader's Choice Award Winner "Robot Dreams," the Hugo Award Winner and Locus Poll Award Nominee "Gold," the Locus Poll Award Nominee "Potential," the Asimov's Reader's Choice Award Nominated "Kid Brother," and more excellent short science fiction, including arare 1974 Saturday Evening Post four-part series, collectively entitled the "The Dream."

    This tome will show his Ultramarines how to deal with any tactical situation, no matter the foe. But as the Horus Heresy reaches Ultramar, Captain Ventanus of the “Troublesome Fourth” must test the strictures of the Codex Astartes against the one foe that the primarch never expected: other Space Marines.A short story from the Age of Darkness anthology.