1952, Québec - Alys Robi, vocalist at the top of her popularity and recognized worldwide, was interned in spite of herself, by her father. Medical authorities prescribe her the only cure for a possible cure: the lobotomy. Under the bright lights of the operating room, Alys sees her 28-year life flash before her eyes.

Despite the fact that he is completely unrepentant about his crimes, when Regis Savoie's son asks to visit him, prison authorities grant permission for the boy to come. The thief and murderer (Gildor Roy) takes advantage of the moment of his son's arrival to steal a gun and take flight. He settles some old scores, gets together with his girlfriend, and heads for the hills, pursued by a detective who is not to be swayed in his efforts to follow and recapture him.