Sahara, who has never experienced an orgasm even once until her 29th birthday, is disheartened by the harsh reality of admitting her sexual anhedonia. Desperate, she turns to the infamous wishing fountain, rumored to curse those who make a wish. "Even if it's a curse, just until I die! Grant me mind-blowing sex!" On that night, she receives a feeling she has never experienced before from an unexpected visitor in her room..