Manami Nakazawa (中沢真那美, Nakazawa Manami) was a maid at the Kurokawa Estate. She killed the owner of the estate, Daizō Kurokawa which a bronze statue on the back of his head for revenge for killing her husband one year ago when he was performing heart surgery while he was drunk. In the first place, she didn't want to kill him but to testify against him but nobody at the hospital cooperate with her, which he had no other choice but to do it. She changed her hair and her name to work in the Kurokawa Estate so that nobody could recognize her. She said that she won't regret for what she did because it was her revenge in killing him.