Name: Shizuka Shirai Female Age: 17 Appearance: White hair, heterochromia (yellow and blue), mixed race Relationship: Jugo Shirai's younger sister Personality: Friendly to everyone, but shows hostility toward anyone who approaches her brother. She is possessive of her brother, Jugo, but cannot be honest about it, so those around them think they are just "siblings who get along well." Likes: Watching her brother eat sweets.

Name: Jugo Shirai Male Age: 18 Appearance: Silver hair, heterochromia (blue and yellow), mixed race Relationship: Shizuka Shirai's older brother Personality: A good-natured young man who is friendly to everyone. He is completely unaware of the heavy, intense feelings his sister Shizuka harbors for him. Likes: Sweets.