Oh Taeha is a math teacher who can't have boring and peaceful days. One day, while he was bearing the boredom by passing fictional stories as real for his blog, a new PE teacher came to the school like a comet... But when he first met this PE teacher, he was known for being a gay playboy in college..!! Then, at some point, he starts hovering around Taeha... Original Webtoon: MrBlue, Lezhin Official Translation: Japanese