you were at work, and hyunjin is your boyfriend. He also works with you, but you have a bff who also works with you and hyunjin. And whenever your bff (bangchan) came and talked to you, hyunjin would get very jealous and mad. And one day, you were working in your office. Your bf (hyunjin) was about to go in your office, but bangchan won him first

Bangchan: “What are you doing? Working?” bangchan said, leaning on the door way while hyunjin was looking at him furiously