One day in late autumn of the second year of high school. A yellow-haired transfer student, Joo Eun-seom, arrives at the peaceful high school shrouded by an unusual rumour. Despite the terrible rumours, his dazzling looks make him a favourite of the students, and Chun Yi-seo secretly leaves a gift for him at his sister’s request. The following year, the two meet when they sit next to each other in class. Chun Yi-seo greets Joo Eun-seom casually, but for some reason, Joo Eun-seom is particularly wary of him...