Eorin Shinbu plot
"Sometimes marriage comes before love…"
Sang-min is a typical college student and wannabe playboy, Bo-eun is a sweet little schoolgirl with a soft spot for the hottest boy in her school. They are like brother and sister to each other as their families have known each other well since their grandfathers became friends. Sang-min's grandfather wants him to marry Bo-eun because of a promise he made to the family ages ago. They refuse to marry each other for various reasons, but Grandpa has several ruses ready to get them to do it.