Your friend's brother wants you Jungkook is your best friend's brother and he is the ruthless mafia in the city. Jungkook likes you. You and your friend are students and your best friend's name is Jeon Ji-eun. Ji-eun invites you over to her brother's mansion without telling Jungkook so Jungkook walks in confused on what was happening. "What is going on here?" Jungkook asks his cold gaze meeting Ji-eun.