Bored with their marriage, the architect Marcelo proposes his wife Ana, a relation to three, with another sexual partner. The woman accepts, but the situation escapes from Marcelo's control because Ana engages lovingly with each other, and Marcelo no longer fits in the triangle proposed.
| Directing | Walter Hugo Khouri | Director |
| Writing | Walter Hugo Khouri | Writer |
| Sound | Rogério Duprat | Original Music Composer |
| Production | Antonio Polo Galante | Producer |
| Art | Jaime Roviralta | Production Design |
| Camera | Antonio Meliande | Director of Photography |
| Editing | Jair Garcia Duarte | Editor |
| Production | Heron D'Ávila | Production Manager |
| Lighting | Ulisses Malta | Electrician |