Joselito is a naughty boy that sings like the nightingales. He lives in a little town near Sevilla. He has a great success due to his magnificent voice and then he can practice charity with a girl from his town.

Twins separated at birth are reunited 12 years later.

During the April Fair in Seville neighborhood of Santa Cruz, Antonio, in love with Coral, will meet Esteban, her boyfriend. The end result is that Antonio is hurt and Esteban goes to prison. To avoid gossip, Coral asks his brother of moving. Cotufo agrees and the two move to a mansion in which, according to legend, lived a Christian and the daughter of a Moorish king, who died of grief of love.