One of our most iconic childhood games receives a creepy twist as it becomes the gateway to a nightmare world. I went up the hill, the hill was muddy, stomped my toe and made it bloody, should I wash it?Justin knows that something is wrong with his best friend.Zee went missing for a year. And when he came back, he was . . . different. Nobody knows what happened to him. At Zee''s welcome home party, Justin and the neighborhood crew play Hide and Seek. But it goes wrong. Very wrong.One by one, everyone who plays the game disappears, pulled into a world of nightmares come to life. Justin and his friends realize this horrible place is where Zee had been trapped. All they can do now is hide from the Seeker.

Things haven't been the same since Shane's accident. One minute he was a normal kid playing a game of tag with his friends, and the next he's the boy who came back from the dead. Now, every time Shane falls asleep, he's pulled into a dark world where the evil Nightmare King reigns. The King is collecting children and keeping them as treasure. Despite the threat of capture by the Nightmare King, he can't stay awake forever. Shane will have to take matters into his own hands...if he gives himself over to his nightmares, can he hold on to the good in himself long enough to bring down the King?