Story follows 11-year-old Junior, a delusional aspiring Broadway star with an inappropriate obsession with his mother Immaculada. After orchestrating an accident that nearly kills his abusive father, he encourages Nacho, the handsome man living in the family's guesthouse, to court his mother and become his new dad. But when the two fall in love, Junior becomes so jealous that he is no longer the subject of his mother's attention that he hatches a plan to frame Nacho for his father's murder.