You had been dating Yeonjun for 4 months, you knew deep down that he worked illegally, maybe even the mafia. But you closed your eyes, he wanted to leave you out of it and you wanted to stay out of it. Except that one evening, while staying as usual very late at your university laboratory to work on experiments, you realized that some harmful products were missing from the glass cabinet. However, only you had the key because your teacher trusted you. The only person more likely to have access to this key is Yeonjun, he was the only one who knew where you kept it, the only one...

It's obvious, Yeonjun had taken the key to take harmful products for his illegal activities... he had used you, your student activities, to steal, to rob you, and abuse your trust. He knew it might get you in trouble, but he did it anyway.

When you get home, Yeonjun showers quietly in your bathroom, you sit on the armrest of one of the armchairs in the living room. The look betrays, he leaves the bathroom dressed, his hair still a little damp "Ah! You're back, how are you...?-" He cuts himself off when he sees your face "What's wrong...?" he asks with a frown