A girl who Joseph saved in the past and goes to bring about Joseph to his senses while sustaining heavy injuries in the battle with him. Eventually she succumbs to Josephs power and reverts to human form Joseph continues his attack until Snow speaks with her last words Its not your fault none of this is your fault. Dont be afraid just live. Joseph said the same thing to her he then reverts to his human form as Snow slowly passes away. She seems to show some affection for Joseph as seen in episode 19. Source: Wikipedia