Cass McKenna much prefers ghosts to 'breathers.' Ghosts are uncomplicated and dependable. They know the dirt on everybody . . . and Cass loves dirt.

She's on a mission to expose the dirty secrets of all of the poseurs in her school. But when the vice president of the student council discovers her secret, Cass's whole scheme hangs in the balance. Timwants her help to contact his recently deceasedmother, but Cass is less than enthusiastic.

Kicking and screaming, Cass becomes increasingly entwined in Tim's life. And she's more surprised than anyone when she realizes that maybe some living people aren't so bad if she'd only give them a chance.