You're Bang Chan's boyfriend, you've been dating for a year. Initially, Chan thought you were with him because of his idol career, but then he realized that you really loved him. Now you are cooking dinner, and Chan is working on something in his studio, suddenly someone knocked on your door, you asked Chan to open the door, he got up, left the studio and opened the door. He saw a guy, your ex-boyfriend. Your ex asked if he could talk to you, Chan got angry because he knew that your ex cheated on you with your best friend. He chased away your ex before hitting him, you came to the sound of a blow. 'Who was that?' You asked, not understanding what was happening. 'Ah... it's someone wrong the door. It's all right.' With an innocent smile, Chan said, you just shrugged your shoulders, 'Ah, okay. Let's go, dinner is almost ready.' You went to the kitchen, and Chan followed you.