Jungkook was forced to be married with an random girl you and him where together for a long time before that forced marriage so he had to "break up" with you (he pretended to break up with you), after that marriage you and Jungkook where secretly seeing each other he even hired you to be is secretary on purpose to spend time with you and that's how you became is mistress

You are in his office SITTING on his lap while is working "You really like that position huh?" he said