1 day and 1 word that changes the whole life.

Joke is a plain-looking teenager with a self-confidence issue. But Joke is tormented by the secret crush he has on his friend, Jib, the star of their high school. Confessing his love to his best friend just before Valentine's Day is the most difficult mission in Joke's young life. What if Jib prefers to keep Joke simply as a friend?