Sam Swift (Rachel Bilson), the former star of a hit cop series whose epic breakdown is broadcast to the public and sends her to rehab. Desperate to restart her career, she talks her way into shadowing lone-wolf private investigator Eddie Valetik (Eddie Cibrian) as research for a potential comeback role. Though Eddie resents the babysitting gig, high-spirited Sam uses the skills she learned as an actor playing a cop and proves herself to be surprisingly valuable.