Hyunjin is a professor at the most expensive collage in Seoul, South Korea. Every student listens to him and a lot of students also have a crush on him. His bestfriend of six years is also a professor there and his classroom is right next to his.

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“Okay, right everything down and then we’ll get started class. And no fooling around, be mature. Your adults now.” hyunjin says, and then seungmin walks into Hyunjins classroom and sits in his chair silently