After the death of his wife, Simon Fuller moves to a new home, with his two daughters. One day, his daughter introduces a new imaginary friend - Nathaniel. She 'gives' Nathaniel to her father, telling him he can keep the boy "forever". Simon tries to find out who the boy really is, but is unable to. Questioning his daughter, she tells him, again, that it's Nathaniel, but he prefers to be called by his nickname, Mr. Boogie.

Halley Dawson has a father that used to rape her. She's been gone from him for a few years now. But her mom can't support herself, so Halley has to more in with her dad. But on top of that, well, you'll have to read to understand.