The Mask by Patricia Bernard - USED

Within an hour of arriving in Venice, Rob is attacked by a masked assailant. The next day, another attack - same mask. But it's Carnevale, and everyone in Venice is wearing a mask. Who wants Rob dead? And why? Rob and his cousin Luca must find out - before it's too late. Then Rob is captured, and Luca knows she must act fast: the Spirit of Death is collecting souls.