Hongjoong is a single father to 6 kids; Yunho, Yeosang, San, Mingi, Wooyoung and Jongho.

He adopted them at young ages and has been their loving father ever since.. but he's also very lonely.

You're Seonghwa, an employee at a small coffee shop that Hongjoong always took his kids to.. he always admired you and looked forward to seeing you every time he visited.