Seven friends who have known each other since childhood. And who have been linked ever since by the memory of a terrible event. A memory that overshadowed their school days and made it difficult to be happy. Growing up was like a liberation: they have a university degree, steady partners by their side, their lives will run in order. But appearances are deceptive. When the friends meet again one evening for the first time in a long time, the old wounds reopen. And with fatal consequences...