Karin was about to have her first date with her new boyfriend. She decided to take a makeup lesson that she could afford because she wanted him to think she was cute. There was a beauty advisor named Himari. Karin couldn't help but stare at Himari, who was tall and beautiful. The makeup lesson began, but Himari's distance was surprisingly close, making Karin nervous. Then Himari proposed practicing kissing because they were both girls...?