As an influential social media personality with a massive following, Hye-Ji finds herself inundated with romantic confessions despite her lack of dating experience. When she finally agrees to a date with a fellow popular SNS figure she admires, a mishap at a karaoke bar leads to an awkward encounter with Gi-Seong, a part-timer. This embarrassing incident prompts Hye-Ji to call off her fledgling relationship. However, fate intervenes as she encounters Hae-Ri, the very person tied to that cringe-worthy memory, on her first day of school.