World War II. Nazi-occupied Ukraine. Germans set up a camp called Hope, a site of medical experiments on children. Twins are designated as experimental subjects. So when one of the twins, Petya, escapes from the camp, the life of the entire village turns to hell: the partisan movement is threatened, locals are suffering and local police are doing their best to find the escapee. The plot reveals Petya's life as well as a love story of a young couple. Under the constant threat of death, deceived and desperate, the characters will display an immense capacity for resistance.