American fashion model Anne Traymore, swimming off the isle of Majorca, loses a bracelet, which the handsome Manuel del Rio Montoya returns to her. She believes he owns a beautiful yacht called The Swan, but he merely works on it for the wealthy Rene LeClerc.
Segundo López, a mature and humble man who hardly knows anything about life, sets out on a journey from his homeland, Cáceres, to Madrid, where he meets Chirri, a street urchin with whom he has countless adventures.