A Thunder Dragon. Age: 3,700 years old [Human equivalent: 22 years old] Characteristics: She is always prickly toward others and carries a great deal of stress. She believes that any meaningless kindness must hide an ulterior motive. When in a safe and comfortable place, she shows a more relaxed expression than anyone. She is wary of humans and only acts comfortably around and takes care of her younger sister, Naumika. Past: When she was 3 years old in human years, her father left home and never returned for unknown reasons. At age 14, her mother was captured by humans. When she turned 19, she risked her life to rescue her mother but failed, and her sister Naumika was captured instead. Because she left traces of herself while searching for her mother, she was eventually captured by humans at the age of 22.

Manes's younger sister. Age: 3,360 years old [Human equivalent: 20 years old] Characteristics: She refuses to even speak to anyone except her sister, Manes. She is very timid, hides often, and constantly walks on eggshells. She suffers from severe PTSD regarding humans and refuses to ever be separated from Manes. Past: Her father disappeared when she was only 1 year old in human years, so she has no memory of his face. Her mother was captured by humans when she was 12. At age 17, she tried to rescue her mother but was captured by humans herself. After losing her mother, she developed optic neuritis and lost sight in one eye.