Her name is Alexa (Christine Murillo) but, for them, it's Alex. Fernand (Sami Frey) and Louis (Mario Gonzalez) love her and share tenderness, physical pleasure and everyday worries with her. There is also an attraction between the two boys which makes them happy lovers. This "couple" to three lives in a suburban house, Fernand being in charge of management and housework, Alexa to bring back the money that an old lady pays her for a few hours of reading. As for Louis, whose nerves on edge sometimes crack and whose need to be secure is immense, he plays the piano in a box. The meeting of Fernand and Sylvie (Nicole Jamet) will upset this beautiful balance. Alexa and Louis feel abandoned by Fernand who has disappeared to live his new love. Alexa, discouraged, threatens to leave, too. But Louis manages to find Fernand who decides to come back to the pavilion with Syvie of course. Happy to live with Fernand, Sylvie misunderstands the true relationships of the three friends. When she finds out the truth, it hurts her so much that she decides to leave them. But she won't.