Air Date
August 7, 2022
Episodes
4 episodes
21 Days Theory
Season 1
Overview
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.
Episodes
1. Episode 1
10.0
August 7, 2022
39 min
Kiu meets Ek and is challenged to beat him in 21 days—sparking rivalry and unexpected bonds.
2. Episode 2
10.0
August 14, 2022
38 min
After Ek’s injury, Kiu tends to him closely, giving them a chance to see each other differently.
3. Episode 3
10.0
August 21, 2022
44 min
As their days together grow, Kiu’s feelings shift, and mutual understanding slowly deepens.
4. Episode 4
10.0
August 28, 2022
40 min
At a turning point, Kiu and Ek must face whether the “21-day theory” will define their future.
