Appearance
Personality
Plot
A first-year student attending the Tachikawa Private Academy for the Gifted. She works as a volunteer taking care of the flowers at the Tachikawa City International Greenery Garden. She does not have a very positive image of herself, and fears getting closer to others. The only one she can speak to normally is O.D. Just about the only thing she says to the other members is "I will be gloomy...," which is a pun on her name.
History
Abilities
It is shown that Utsu-tsu has the ability to apparently cure others by using her own life in exchange.
Trivia
- Her appearance bears a striking resemblance to Saya in the visual novel Saya No Uta.