The story of a forty-something rapper considered a boy by his parents and a grandfather by his classmates. They send him to the university to change and he changes everyone else. This is Matusalen's history.

• Enrique Cerezo
• Julián López
• Miren Ibarguren
• Raúl Cimas
• Antonio Resines
• María Barranco
• Manuel Galiana
• Carlos Areces
• Adrián Lastra