In a vivid dream, the main character relives a scene from his childhood in which he kisses a horse's head after a drunken peasant beats the horse to death, while in another episode in this novel, Lebezyatnikov witnesses a crime, which exposes Luzhin.
At one point in this novel, the head-clerk obliges the main character by hunting around his room for the main character's sock.  In a vivid dream, the main character relives a scene from his childhood in which he kisses a horse's head after a drunken peasant beats the horse to death, while in another episode in this novel, Lebezyatnikov witnesses a crime, which exposes Luzhin. Later, the protagonist recognizes a man who has been crushed by a carriage, and brings that man, Marmeladov, back to his daughter Sonya.  For ten points, name this novel in which a pawnbroker and her sister are killed by Raskolnikov, written by Dostoyevsky.
At one point in this novel, the head-clerk obliges the main character by hunting around his room for the main character's sock.  
{Crime and Punishment}