添加：
未知
导演：
未知
主演：
정재종,李相旻
备注：
第2集
简介：
Jeongyeon joins the lab of her former tutor, Yoo Geon, as an intern. However, Yoo Geon, whom she meiju.ｐro hasn't seen in a long time, finds her attitude cold. Amidst an emotional experiment and the reunion of the two, subtle ripples begin to form between