疲於工作的在民，和偶遇的高中同學南伊一夜風流後，體會到了前所未有的感受，但倆人因南伊工作方面的誤解而產生了衝突。
Jae Min, tired of preparing for a job, opens his eyes to new feelings through a one-night stand with Nam Yi, a high school classmate he meets by chance, but conflicts arise due to misunderstandings related to Nam Yi's job.