A music star attracts a secret admirer, who turns into a dangerous stalker, and then, perhaps, a killer. When soprano Marta Hendriks finds a bouquet of red roses in her dressing room after a performance, she’s surprised as well as charmed. The card only says "Roses for a Diva." And as miles and performances rack up in her globe-hopping career, the bouquets continue to mysteriously appear. But then strange things start happening in her private life. She’s certain someone has been in her apartment, breaking her most treasured possession. After calling in private investigator Shannon O’Brien, Marta is shocked to discover her entire life has been invaded. When one of the other stars in a Roman production of Tosca is murdered, everyone realizes the situation is more dire than they had imagined. Who Marta’s stalker? What does he want? And where will he stop?