Aoi Minase is in her 40's. She works as a popular writer of romance novels. She is also a single mother, who raised her daughter alone. Her daughter is now 20-years-old. Due to Aoi Minase's success as a romance novelist, Aoi lives with her daughter in an upscale high-rise apartment building. Aoi is worried about her daughter. Her daughter doesn't have a boyfriend. Aoi Minase believes this is because her daughter is an otaku, who enjoys manga and cosplay. Her daughter does want to fall in love.

A transgender bar owner and a troubled housewife uncover buried regrets and get caught in a murder mystery in Osaka, where literature and intuition guide them toward the truth.