Antonio, a single father, lives trapped by his unfulfilled dreams of becoming a rock star in his youth. His day-to-day life has turned into a soul-crushing routine at a job he hates.On top of that, Antonio can’t control the unruly behavior of his daughter, Karen, who has an unusual amount of energy that labels her as problematic.

Tired of the constant complaints, he decides to take his daughter to a psychologist, who diagnoses her with a severe Pac-Man disorder, a strange and complicated disease that is turning her into a kinetic yellow Pac-Man.

Antonio will have to choose between medicating his daughter with powerful tranquilizers or watching her transform into a hyperkinetic beast.