A Jekyll-and-Hyde colonel toughens up a 17-year-old aristocrat for the Spanish Civil War.

Doctor Beiral, torn apart by the internal struggle between his social persona and the dark instincts that torment him, manages to use his investigations to give life to the monster that he has long held within him.

A Romanian cellist emigrates to Spain where he becomes friends with a puppeteer who performs at El Retiro in Madrid. His dream is to work in an orchestra and earn enough money to be able to bring his wife and daughter, but things are not as easy as he thought... First film by Juan Manuel Cotelo, with a title that is inspired in a Romanian poem.