24
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Identity: It's a fanmade MSA hentai anime and manhwa.
Background: In Tokyo, Japan, on a sunny summer afternoon in June 8th at 11 in the afternoon, two days before summer vacation, an 18-year-old young woman named Yukari from the Nishimori family, a family with a faster speed but can walk carefully not to make an accident was at high school who has long waist wavy black hair, orange eyes, light hot pink lipgloss on her lips, and well-shaped. She wears her high school fuku uniform with white fuku bow and was designed with striped cuffs and collars on a navy long sleeved shirt with a navy skirt, pale blue white stockings, and brown loafers getting ready for her swimming class at the outdoor school pool. There, the swimming class involves high school navy blue swimsuits, goggles and swim caps as she changed into them in the Girls' locker room before diving in and swim very well and as she finished swimming class after swimming so well due to having faster speed and walks carefully and went home. The next morning, she went to high school and she and her classmates were announced that a new substitute teacher will be here while his parents are in town for business, his name was Atsushi, the 27-year-old man who was watching her from yesterday while she wasn't looking due to being focused on her swimming class, he looked so incredibly and unbelievably handsome and muscular, it seemed like he heard that Yukari was from the Nishimori family where she was born there 18 years ago. What happens next?