Just as he was entering high school, Nanaki Koga experienced a certain accident and fell into a deep coma. After two years, he finally woke up. However, he found that the world had changed. While he was unconscious, a sudden craze hit Japan: crossdressing. Now the newest fad, approximately 90% of Japanese people dress up as the opposite gender. And so Nanaki re-enrolls in his all-boys school, in which every student wears a sailor fuku. And as luck has it, Nanaki has a surprisingly feminine face…

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These are the stories of young boys and their girlfriends. And then...