Katy, a quiet French Canadian teenager, reluctantly leaves Montréal to spend time with her estranged father, an aging Los Angeles punk rock legend. Dad's an aging L.A. punk rocker known as the Rat. Daughter's a buttoned-up neat freak who'd rather be anywhere else. Can this summer be saved? Now that she's exiled from Canada to sunny Los Angeles, Katy figures she'll bury her nose in a book and ignore the fact that she's spending two weeks with her...