此剧描述男女主角在度假胜地相遇，两人于酒醉后发生了一夜情，后来各自回到了日常生活。偶然间两人在公司里，以本部长和营养师的身份再度相逢，原本的一夜情缘，又有了延续发展的机会Jin-wook and Yoo-mi meet at a Gangwon-do resort and get caught up in a series of misunderstandings and accidents. Yoo-mi was charmed by Jin-wook's sly and playful personality, and they unexpectedly spend the night together. However, Yoo-mi disappears in the morning, leaving Jin-wook feeling perplexed and irrationally angry. Three years later, the two meet again when Yoo-mi becomes a nutritionist at the company cafeteria where Jin-wook works. They pretend to not recognize each other, while fighting their attraction for each other.