 His most important work is "Un drama nuevo" ("A New Drama"), in which he showcases the theater company of Shakespeare, which is to represent a drama that unintentionally mirrors the reality of the actors' lives.Yorick discovers through jealous fellow actor Walton that Alicia, who plays the role of unfaithful wife in the work, is unfaithful to him in reality as well.In his quest for revenge, Walton is determined to let Yorick know that Alicia loves Edmundo and, when he opportunely gets the evidence he needs, he substitutes Edmundo's letter to Alicia for the prop letter and presents it to Yorick during the performance.