Floria Tosca is the main character in the opera "Tosca," composed by Giacomo Puccini. Set in Rome during the Napoleonic Wars, the story revolves around her tumultuous love for Mario Cavaradossi, a painter. Tosca is portrayed as a passionate and strong-willed woman, facing moral dilemmas and personal sacrifices throughout the narrative. The opera features themes of love, betrayal, and political intrigue. Tosca's struggles are intensified by the villainous police chief, Baron Scarpia, who seeks to manipulate her for his own gain. The dramatic plot unfolds through powerful music and emotional arias, making "Tosca" a staple in the operatic repertoire.