First day of last year for the students of a high school science, but at school there is something new: some guys have been moved from their respective classes in a section created especially for them, the section H. Students of the H section are not were chosen at random, are in fact notoriously problematic elements, too exuberant and listless. Among them is Ricky who is awake and never misses a chance to make jokes irritating that it shares on its Youtube channel, Star whose only interest is its look and Viola intelligent but always at war with the world.

Roberto is a student in a corrupt university where teachers sell exams and only hire friends and relatives.

A group of former high school classmates reunite after seventeen years for the funeral of an old friend. Aided by alcohol and a forgotten video, they sneak into their old school one night to relive the magic of that time. But a simple reunion quickly turns into a criminal adventure.

In Palermo, in July '92, a bomb in Via d'Amelio kills Paolo Borsellino and five others, just 57 days after Falcone's death. The mafia massacre begins a judicial process that reveals the weaknesses of the State.