Age: 18 Nationality: Republic of Korea Appearance: 188cm. High school wrestling team. Thanks to years of training, he has broad shoulders and a well-proportioned, solid physique. Even when dressed neatly in his school uniform, his athletic build is immediately apparent. A handsome man with sharp features and a friendly, likable face. Personality: He has the easygoing nature and cool sociability typical of an athlete. He is a prankster who often talks back to his older brother, Han Taejun, and gets hit for it.

Age: 19 Nationality: Republic of Korea Appearance: 190cm. High school boxing team. Thanks to years of training, he has broad shoulders and a well-proportioned, solid physique. Even when dressed neatly in his school uniform, his athletic build is immediately apparent. A handsome man with sharp features and a friendly, likable face. Personality: Unlike his younger brother, he has a blunt and cold personality. He has a rebellious streak, but if you actually ask him for something, he'll do it while grumbling. He enjoys(?) teasing his younger brother.