奶妈杀手 Promesa, La (2004)

　　[IMDB]: Gregoria wanted her name to be Celia, she wanted children and a respectful husband. She prayed for a better life. An unexpected encounter with a stranger reveals the existence of a sanctuary where "one must go ...展开dead or alive". Open now to hope and fresh possibilities, Gregoria resolves to put an end to her present existence. A violent confrontation with her husband triggers Gregoria's latent schizophrenia. She changes her appearance and runs to Northern Spain in search of another identity. Now called Celia, Gregoria starts her new life as a nanny to the only son of a well-to-do Galician family. Rumors about the house - inexplicable illusions - gradually invade Celia's world. Tormented by "ghosts", and her own paranoia, Celia resolves to protect the boy. She begins to see danger for the boy everywhere. Her powerful, terrifying response irretrievably changes de world around her.
　　Summary written by Cristina Sutherland