Yannick Bellon - La femme de Jean (1974)

After 18 years of married life, Jean leaves his wife, Nadine, so that he can start a new life with his mistress, Christine. Nadine is distraught by this rejection and sinks into a deep depression, which she finally manages to overcome with the support of her son, Rémi. She gets herself a job with a law firm and begins a relationship with a likeable engineer named David. With the latter’s help, Nadine resumes her studies and acquires a new lease of life. When Jean returns to her, she sends him away.