Paolo and Simona, poor boyfriends, therefore attempt a robbery against Simona's avaricious and ambiguous stepfather, but he accidentally dies during the action. Paolo goes to prison, in the meantime the girl gives birth to a girl. After sixteen years, when Paolo returns free, all honest employment is barred from him. Simona is also emotionally distant from him, but then their love becomes strong again and they leave together in search of fortune in Switzerland.