Yoshibari Aubade character.
Second year student of senior high school. Yua belongs to the Rhythmic Gymnastics Club of the private Sakakigahara Academy and is one of the "Seven Deadly Sins," representing "Lust".
She has been close friends with Haruomi since childhood, but due to a past incident, they limit their closeness to within the home.
After being bitten by a newly transformed vampire Haruomi, she became a failed blood relative, a zombie, and is bound with ropes to suppress her outbursts.
In the sequel novel called "Yoshibari Extra", to go undercover, she disguises herself as the heroine of justice "Muse Mask", wearing an extremely revealing and obscene costume.
Often a victim of ryona by her enemies/rivals.