Born into a modest family, Gerry Boulet found fame with the Québec rock group Offenbach. After a life of drug and alcohol abuse and a great love story, Gerry died of cancer in 1990.

At the hospital, three brothers meet at the bedside of their mother in a coma. To pass the time, they discuss the merits and pleasures of marital fidelity and infidelity. The conversations of the two youngest advance as the days go by in increasingly juicy details and fantasies, which will push them to act against the morals and more solid values ​​of the eldest.