Ryu Hee-jae, the 38th generation descendant of the Ryu family with the character for 'willow tree', was quite famous at school. For what? For being incredibly beautiful despite having no money at home. Given the descriptors for Hee-jae, it wasn't hard for rumors to spread. Hee-jae firmly believed, swearing on her life, that she would never kiss someone for money in her nineteen years.

Here's how the incident unfolded. Hee-jae's friend R, whom she hung out with, was caught by a security guard while kissing on the rooftop and ratted Hee-jae out. Thus, the rumor 'Ryu Hee-jae kissed on the rooftop' spread among the 3rd graders. Then, a short boy added, 'She probably got paid for it, 100%.' Eventually, at some point, Ryu Hee-jae became known as someone who would 'swap spit' for five thousand won.

Among her peers, who were like discarded trash, Hee-jae constantly debated. Should she take the five thousand won with her eyes closed, or uphold her principles and chastity? The answer was always the latter. However, after nearly 19 years of honing her romance skills through shojo manga while waiting for the princess (or queen) of her life to appear someday, her beliefs were shattered by the girl in front of her, whose nickname was 'Crazy Bitch'...