Jojo and Victor are inseparable both in life and at work. Motorcyclists in the police force, they must one day escort Deputy Mayor Jacques Dubreuil. This one is accompanied by a pretty young woman who does not leave Victor indifferent. The two friends having actively participated in the Telethon, they are invited to the reception given by Dubreuil. This is where Victor sees the beautiful Julie again, who seems sensitive to her charm.