Hui-jun is a delivery boy at a Chinese restaurant. While on a delivery, he runs into Sung-yong, who was his upperclassman in middle school. Hui-jun and his friend Dong-gi witness Sung-yong’s suspicious behavior and tail Sung-yong.

"Hui-jun is a delivery boy at a Chinese restaurant. While on a delivery, he runs into Sung-yong, who was his upperclassman in middle school. Hui-jun and his friend Dong-gi witness Sung-yong’s suspicious behavior and tail Sung-yong."