Bennie Rosato's all-female Philadelphia law firm has seen better days, so it's no surprise when she jumps at the chance to represent Robert St. Amien, a debonair French businessman whose US interests are being stolen.

Though Bennie sees dollar signs, there is a group of similarly situated foreign businesses also seeking damages, which brings the case to class-action status, something Bennie and her associates know very little about.

Bennie is game to learn as she goes, but her learning curve is slowed by other distractions, mainly the reappearance of her estranged identical twin sister, who is impersonating Bennie and causing no end of trouble...