详细介绍：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 attit…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详情