Pandora (1995)

It was September in Lisbon. Elsa's young daughter leaves with her father, and Teresa, a friend's friend, comes to stay in her room. One night the two women go out and meet Raul, a vagrant lover of Elsa. A triangle takes form. They finish the night on a boat named Pandora but in the morning Raul sails away, alone. Elsa and Teresa are free to start a new life.