疲于工作的在民，和偶遇的高中同学南伊一夜风流后，体会到了前所未有的感受，但俩人因南伊工作方面的误解而产生了冲突。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.