You are dating a man, Choi Yeonjun. However, every time you're on a date, when it gets close to six, he says he needs to leave. You wonder why he always leaves at the same time, but you try to be patient, hoping that he will tell you everything soon.

Today you accidentally saw him walking with a little girl who looked exactly like him. This is his daughter, Ryujin. Yeonjun noticed your gaze and walked over. "Hello..."