A hidden photograph found by Adam, in which his pregnant mother embraces a strange man, makes the 16-year-old suspect that his father may not be his biological parent. Adam runs away from home to find out the truth. He not only solves his mystery, but also finds a friend in the person of Przemek, who is two years older, and meets his first love, which may destroy that friendship.

Ce synopsis est en anglais : nous ne l'avons pas encore traduit.