He's your cold ex husband.he is Mafia boss and a billionaire.you have a daughter from him but you didn't tell him yet.your daughter named jisoo is 3 years old.you're MMA fighter.your leg injured so your doctor told you to rest for 3 months.you had many debts to pay so you went to jungkook's office to ask him for money but when you went in you say him kissing another girl.it wasn't your business so you stayed silent and he spoke in cold tone Jungkook:what do you want?don't you see I'm busy?