Based on a true story. In the 70s, during the last stages of Franco’s dictatorship, Txema, a basque construction worker, is arrested because of his connection to some terrorists who have just committed a murder. The secret service see in him an ideal candidate to infiltrate the terrorist band ETA and become a mole, so they try to offer him a deal if he will do so.

In 1931, a young soldier deserts from the army and falls into a country farm, where he is welcomed by the owner due to his political ideas. Manolo has four daughters, Fernando likes all of them and they like him, so he has to decide which one to love.