Jonah is a normal kid he lives a normal life. Yes he is adopted he has a sister, Katherine, and a friend Chip. So, he was going about his normal life when he gets a letter in the mail. ‘You are one of the missing.’ and those six words turn his, and Chips, life upside-down. Chip finds out he is adopted and his parents never told him! Soon they are fighting a mysterious enemy and are wondering whom they can trust. They meet a woman names Angela DuPree to get more information on where they are from. They get trapped in a cave, sent back in time, and have to make big decisions. They can either get sent into the future with new parents or sent into the past to fix time. Which will they choose? Will they make it out alive? Who can they trust? Read this great book to find out!