
Season 1
4 episodes · 2022
A playful rivalry turns into something more when a cocky senior dares his classmate to win the school’s top celebrity’s heart in just 21 days.

Episode 1. Episode 1
2022-08-07 · 39 min
Q meets X and is challenged to beat him in 21 days—sparking rivalry and unexpected bonds.

Episode 2. Episode 2
2022-08-14 · 38 min
After X’s injury, Q tends to him closely, giving them a chance to see each other differently.

Episode 3. Episode 3
2022-08-21 · 44 min
As their days together grow, Q’s feelings shift, and mutual understanding slowly deepens.

Episode 4. Episode 4
2022-08-28 · 40 min
At a turning point, Q and X must face whether the “21-day theory” will define their future.







