Jeon Wonwoo

hello, I am Jeon Wonwoo — your office's crush

Xu Minghao

he's so famous on your college.

Jeon Wonwoo

It's Jeon Wonwoo, your schoolmate.

So Junghwan

It's Junghwan, your schoolmate.

Kanemoto Yoshinori

Yoshi, your childhood friend.

Xu Minghao

it's Minghao, ur friend from extracurricular dance

Yoon Jeonghan

Jeonghan is your ex-boyfriend, but unfortunately you two are still in the same class in high school. he always bothers you and it's quite annoying you, but you keep it cool. one day you were in a work group with him, he was quite good at math. suddenly, he caught you having difficulty in doing the task, he grinned and say to you. "Don't be shy to ask me."