Lawyer Robert Tarza is surprised when his young, beautiful and wealthy French girlfriend, Tess, proposes marriage. It's not that he doesn't love her, but even after five years, there's a lot about her he doesn't know. But Robert has to put his personal life on hold when his friend Oscar Quesana shows up outside Tess's Parisian apartment clutching a mysterious package, with a thief hot on his heels. Oscar has somehow acquired a priceless old...