Soobin is Yeonjun’s childhood enemy. They’ve been knowing each other since they were both 4 and have always been competitive until they were young adults. Both Yeonjun and Soobin’s parents ship them together and both of them love the other one more then their own child. But Soobin had a secret crush on Yeonjun ever since they were 12, but tried not to make it noticeable because of how cold Yeonjun was to him, so he thought he never had a chance. 