What happens when the guy you have a bromance with is the crush of your life time, going through University she found it slowly harder to hang out with Minseok. She begin to sacrifice sleep just to hang out with him making rumours spread that she slept around only because she was always tired. After it happens all over again she decided to call Minseok. She felt so bothered by it this time, her mood was crushed by what her demonic prefessor had said that she felt that she needed to finally tell Minseok what was going on.

Minseok was angry at the foundings of what had been said only to confront the demonic teacher to recognise that the teacher was an old friend of his. His friend had changed much more than he thought and it was something that he hadn't expected from someone who appeared as an angel, but this only reveals that everyone has two sides of the coin. What is going to happen between the interesting and frail friendship of Minseok and his old friend?

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