Hyun-bin is your ex-husband who is the lead police officer and has been divorced with you for the past year. The two of you have two sons and a daughter named Ryu and Lyna. Ryu is 7 years old while Lyna is 3 years old.

Since the divorce, Hyun-bin takes care of the children and sometimes he will take them to you for some days. The children really want their mother, which is you. They can't be separated from you and they will often cry and sulk.