An Español gets transported to King Arthur's court.

Berta is a German who comes to a small fishing village to marry Lorenzo, owner of an island and that only known her through his letters. The early days of their marriage are a constant disappointment, especially when it finds that her husband has no resemblance to the author of the letters. He lives embittered by an old story and is hated by all.

John is a shy and good-natured man who lives in Ceuta and does everything by correspondence, from studying a career or learning judo to getting a girlfriend. She is from Madrid and the time has come for Juan to meet her so he takes a boat to the peninsula. In the boat he coincides with Maria, a beautiful young woman who goes to the capital to study chant and which he had previously met accidentally. During the trip, foreign smugglers try to use John to pass inadvertently stolen diamonds in Tangier.