Kaizu - Kaizu is Naebi's younger twin brother. Naebi bosses him around, but is very protective of him.
Ryuu - Ryuu and Naebi are childhood friends with a sibling-like relationship. Naebi often drags Ryuu around to keep her company as he never refuses.
Fuu - Naebi finds Fuu endearing but maddening. She tries her best to keep Fuu safe and clean.
Kitsuno - Kitsuno and Naebi are constantly teasing each other and often bicker about stupid things.
Cain - Naebi accepts Cain despite his psychopathic nature, and enjoys the fun times she has in his company.