Coming from a rich family YaeHa has lived a sheltered life. After HyunBin becomes her bodyguard she begins to think of her as more friend/family for which she is scolded by her grandfather. She039s often the cause of HyunBin039s injuries as her innocent views and believes clash with others particularly YunHa and his gang. YaeHa has yet to realise that HyunBin is a girl. Also she039s in love with YunHa.