An American ornithologist meets a French student on a trip to the Basque Country in 1975.

Nineteen-year-old Laura is stressed by her first year at college when money worries distract her from her studies and so, desperate for cash, she answers an online advertisement for intimate companionship that leads her down a dangerous path.

Carlos, a policeman dedicated to his work and family. Juan Manuel, a "cholo" whose main objective is to protect his neighborhood. Two men with nothing in common who will have to learn that in life you have to act "in cold blood".

The Puig family has seven children. And today is the wedding of the youngest: Jacques. It's March 1978 in a church in a suburb of Nantes. The father isn't attending the wedding; he's been banished from the family. Jacques is marrying Martine, a young woman who lives in the same neighborhood. It's a love match. But can love heal the wounds of childhood?