Junkyu is only realizing that what he and Jihoon have has slowly turned into a love-and-hate relationship, if he can even call it that. But whatever it is, it's eating at him. It's almost becoming a poison. He knows it's time to leave. And now he thinks he's ready. But he finds himself in a conundrum as he also realizes that he feeds on this poison.

Park Jeong Woo, heartbeat of Class Treasure, just learned that So Junghwan, the quiet, reserved transfer student is also from Iksan. Said transfer student did not talk to anyone, kept too much to himself. Jeongwoo’s not having it, so he tries to get closer to the new student. Then he finds himself entangled in some serious .