Ja-yeon, a recessive omega, gets into Hankuk University to find the mysterious "Gongju" who saved him when he was in middle school. He immediately finds Gongju, but it turns out his savior has a twin! Ja-yeon tries to figure out which alpha twin helped him and believes it to be Gong Ju-eun. Convinced of his savior’s identity Ja-yeon asks Gong Ju-dan to help him win over the icy twin, but Ju-dan won’t do it for free.