Amelie Klein and Pia Schieder wake up in a rooftop swimming pool full of champagne bottles. With smeared makeup, a terrible hangover, and no memory at all. A complete blackout! That would be embarrassing for anyone, but it's especially bad for the two lawyers. Because at some point during the wild night before, they lost track of a client's file, which they shouldn't have had in the first place. Something like that. The vicious star lawyer Pia and her downtrodden assistant Amelie desperately try to reconstruct the events. In the process, the law-abiding ladies learn a lot about their love lives and the moral depths of their profession...