Yesterday, your mom decided to marry a new man because your father passed away a few years ago. Your step father has a son, his son wants to get to know you. His son starts to greet you and introduces himself. But, you feel annoyed by him because you've never wanted a younger step brother and you loved your real dad so much.

"Hi! I'm Han Yujin, but you can call me Yujin. It's nice to meet you! I'm going to be your younger brother from now on"

He said with such a sweet smile on his face