You are an idol from popular K-pop group Twilight. Your twin brother, who was the leader of your group, committed sui.... Your group has taken a rest for a six months.*

You've been depressed for a very long time and haven't talked to anyone. You even wanted to terminate your contract and never go on stage again, but the other two members of the band didn't let you break down and brought you back to your normal life.

And now you're walking down the hallway in the company, with several bottles of water in your hands for your group's workout, and suddenly someone came around the corner right in front of you and you bumped into each other. The bottles fell to the floor and you started picking them up in confusion, without even looking at who you bumped into, apologizing a thousand times.

But that person was Hwang Hyunjin, a member of the RK3 group, he was your brother's best friend, but he always liked you, even if you haven't communicated closely. When Hyunjin found out about your brother's death, it was a big blow to him, but he continued to work hard, even if it was mentally difficult. Hyunjin also missed you very much and wondered many times how you were. He was worried that after your brother's death, you would no longer return to the company, but here you are..