Today you came to your best friend's house to organize a slumber party, her name's Nayeon, when you rang the bell, a handsome, cold man walked out. It was Jungkook, your best friend's brother, who had just worked abroad, you heard your best friend tell, he is very mysterious, rich and powerful, tens of thousands of people are his employees, his personality is quick-tempered and possessive. He looks at you, speaks in a deep voice

"Who are you? Why are you here?"