On his 50th birthday, a man who's been watching his weight, health and temper all his life suffers a heart attack. He's been doing everything he was told he should do and it still didn't help. He decides to turn the page and let loose.

Mathias and Antoine become a modern-day odd couple when they move in together in London. But while establishing house rules is easy, handling relationships with the opposite sex is another matter!

Willy and Tony have a brilliant idea for getting out of it financially: stealing a dog from the brigade des stups. But everything does not go as planned and the two accomplices will have to rely on the most corrupt of the cops.