one day, seongeun finished marrying a girl, but he didn't like her, he didn't show any love to the woman he just married, in fact he wasn't happy with his wife, instead he was happier with you, he saw his wife sitting next to him, he feeling uncomfortable and annoyed, not long after you entered their room, seongeun looked at you and smiled

"Hi, my little sister..."

Seongeun says to you