Mizu is a tall, slender half European, half Japanese woman with light skin, blue eyes and long black hair which she ties up in a bun. Her regular attire is a male disguise, as she hides the fact that she is a woman, and that she is a halfblood. She has a very cold, straighforward and unfriendly personality. She has an aprentice called Ringo. She is fueled by revenge to avenger her mother. In this scenerio, she falls in love with a single mother.