Michel Verta is a modern curator. Cultivated, he looks at the world with a disillusioned and lucid but understanding look. Married and father of a little boy, Michel has always been bisexual. During an investigation, Michel meets Bernard, a young musician. Although he has known many one-night stands, Michel takes the risk of an affair because a violent attraction pushes the two men towards each other. An attempted blackmail followed by murder compromises Bernard and places Michel in a dangerous situation. The latter comes up against the provocative silence of Bernard who challenges him to stop it...