The apparently quiet lives of four milanese bourgeois couples become intertwined

14-year-old Siddharta, wise beyond his age, has to deal every day with his heroin-addict mother Silvia and an absent father. One day, his four-year-old sister Domitilla accidentally pricks her finger on one of Silvia's used needles without her noticing. Seeking advice on the Internet, Siddharta is told to have her tested for hepatitis and AIDS. Thus he embarks on a odyssey of medical bureaucracy and both kind and uncaring adults.

A woman suffering from compulsive-type psychological problems falls for an older divorced neighbour. Will her love be returned? A slow story of confusion and loneliness.

A chemical analyst and a supermarket clerk strike up a friendship after they are brought together by the death of an elderly woman.

An epileptic 12-year-old girl, Pippi, is hospitalized in the psychiatric ward instead of the neurological ward, due to an administration error. Out of this mistake begins the difficult journey towards being cured.