Happy Virus Man Oppa MJ♥
The female protagonist, who doesn't laugh much, enters the university that MJ attends and coincidentally meets MJ in a club, and they become close and MJ, who is good at making women laugh, makes the female protagonist laugh and the female protagonist feels attracted to MJ. The next day, she musters up the courage to confess to MJ, but MJ confesses first, and the female protagonist and MJ date for a day after that, and they love each other, laugh a lot, and become a happy virus couple.
