I Soliti Idioti return to the cinema ten years after the second film and many things have changed in the world. We will see the most beloved characters compete with the contemporary, with the same cynical and amused eye that distinguished the previous episodes. This new adventure focuses on a current and universal theme: the family.

Missing the train is very bad. Seeing it leave with your children and those of your friends you had to accompany on vacation is a whole other story ... that of the crazy pursuit from Turin to Sicily of a father and grandfather as different as they are unreliable.

More and more parents take competitive behavior towards the teachers of their children: deny votes and programs, vaneggiano of likes, dislikes, and conspiracies. So, instead of helping in the training of their children, they become insurmountable obstacles to their growth. Presumptuously they think: "We know better than anyone else our children and we know what they are worth and how and what you have to teach."

A disgraced copywriter addicted to psychiatric drugs goes through a hell of a weekend to save his marriage.

A robbery planned by two Arabs. A player, a waiter and an alcoholic woman find themselves racing against time, dealing with daily routine and everything around it. With no room to breathe, the tension keeps rising ,as their stories unfold it brings them closer and they get acquainted. Karim, the young Arab boy who commits the robbery out of sheer hardship, is befriended by Gianni who is a great support and makes him feel less lonely. Irene, the alcoholic woman is convinced that Gianni is the son her husband took away from her years ago. Last but not least is Betty, the young transexual who lets herself get dragged into the underworld, all in the name of love.

Italian police inspector Coliandro — an ignorant, boorish, but fundamentally kind-hearted oaf, whose entire worldview is informed by American cop movies — protects the good citizens of Bologna, routinely saving the day and foiling the plans of evildoers of all sorts by a combination of dumb luck and genuine bravery, while always falling hopelessly in love with the woman at the center of the case.