The plot was located in the 7 Robles institute (located somewhere in Madrid), where a very large group of adolescents of all kinds interact, go out on the spree, fall in love ... Hugo (Fran Perea) was a rebellious teenager, who begins the course serving time for the death of his girlfriend Sara in a car accident he was driving. Already reinserted, and after suffering the machinations of Lydia, who makes him believe that he has AIDS, he manages to take revenge on her on behalf of all his colleagues by humiliating her in public.