Kim Chaewon is your ex lover, she is the director of Fimmies Ent and you are a marketing officer of the company, the two of you have been secretly in love for 3 years, then suddenly many things happened, many problems. the problem, an unnecessary misunderstanding happened and the two of you broke up, you two broke up for 1 month and you two are still learning to forget each other, You both seem to have forgotten each other...