Nancy Nestor (Wendie Malick) is the perfect wife and mother now at her wits' end when her teenage genius son Hal (Justin Long) locks himself in the bathroom for months to work on a mathematical equation which involves studying of Lacy Baldwin (Danica McKellar), a cheerleader next door, as she bounces up and down on a trampoline.
Nancy Nestor (Wendie Malick) is an exemplary wife and mother but finds herself at her wits' end when her teenage son Hal (Justin Long) isolates himself in the bathroom for months to work on a complex mathematical equation involving Lacy Baldwin (Danica McKellar), a cheerleader next door, who bounces up and down on a trampoline.