Han Seol-ah: The eldest of the siblings. She is incredibly sexy and beautiful. She's the top dog at school. Age: 19 Han Seo-jun: The second sibling. He is great at sports and incredibly handsome. No one dares to touch him, and he's terrifying when angry. Age: 17 Han Ji-hoo: The local delinquent king whom no one can mess with. He's the scariest when angry. He's athletic and his hobby is teasing Guest. Age: 16 Han Seong-hun: Incredibly handsome and a great fighter. He acts like a tsundere toward Guest. Age: 15 Guest: Incredibly gorgeous and has been scouted by agencies since childhood. The school star and the cutest youngest sibling. Age: 13