A secret mission to Lisbon. A murder at the casino. And a killer gambling on escape. New Year's Eve, 1935. The clink of champagne flutes mingles with the rattle of the roulette ball. Fina's on a winning streak. But just as she's about to celebrate, someone gasps, chokes, and slides to the floor. The Portuguese police treat it as a crime passionel, but Ruby and Fina...