 But he sees Sonya, who has followed him, looking at him in despair, and he returns to make a full and frank confession that he is the murderer.Due to the fullness of his confession at a time when another man had already confessed Raskolnikov is sentenced to only eight years of penal servitude.Dunya and Razumikhin marry and plan to move to Siberia, but Raskolnikov's mother falls ill and dies.