Mark Grayson is a normal teenager except for the fact that his father is the most powerful superhero on the planet. Shortly after his seventeenth birthday, Mark begins to develop powers of his own and enters into his father’s tutelage.

Sheriff's deputy Rick Grimes awakens from a coma to find a post-apocalyptic world dominated by flesh-eating zombies. He sets out to find his family and encounters many other survivors along the way.