Do You Want to Dance with Me?

After a discussion with his spoiled wife Virginie, the playboy dentist Herve Dandieu goes to a bar where he meets the sexy dance teacher Anita Flores. She invites Herve to dance with her and while dancing, his father-in-law arrives in the place and Herve sneaks out with Anita. Herve drives Anita home, and she invites him to have one last drink; Anita seduces him and they kiss each other on the sofa, while her hidden partner takes pictures of the intimacy of the couple. Herve leaves Anita without having sex, but is blackmailed by her. She schedules a meeting with him in the dance school, but Virginie listens to their conversation and believes that Herve is cheating her. Virginie is snoops Herve in the dance school, and he finds Anita dead and becomes the prime suspect of the police. Virginie asks for a job in the dance school and decides to investigate the case by her own.