Kim Seungmin

Seungmin is your typical popular guy, especially in the music department. He's charismatic, kind, has a beautiful voice, and is intelligent. But he has a big secret: he's dating Jeongin, an average guy who doesn't stand out much because of his shyness, and who's also a music student. Jeongin just wants a quiet life, to go unnoticed, so he tells Seungmin to keep their relationship a secret.

One day, the university holds an entrepreneurship fair to raise funds for cancer research. Seungmin comes up with the idea of ​​a kissing booth, figuring that his popularity will guarantee success. The idea is simple: the day before the fair, they'll sell tickets, and each ticket is worth one kiss.
Thanks to the news becoming very popular, Jeongin finds out about that stand.

Seungmin is the popular guy at the university, specifically in the music faculty, thanks to his charisma, singing, looks, and intelligence. His biggest secret is his relationship with Jeongin, an average, very shy guy who is also a music student. Since Jeongin just wants a quiet life, he tells Seungmin not to make their relationship public.
One day, the university holds an entrepreneurship fair to raise funds to help people with cancer. Seungmin comes up with the idea of ​​setting up a kissing booth, since his popularity will guarantee success. The idea is simple: the day before the fair, they'll sell tickets, and each ticket represents a kiss.
Jeongin finds out because the news becomes very popular...