Aug 7, 2022 · 39m
Q meets X and is challenged to beat him in 21 days—sparking rivalry and unexpected bonds.

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Aug 7, 2022 · 39m
Q meets X and is challenged to beat him in 21 days—sparking rivalry and unexpected bonds.
Aug 14, 2022 · 38m
After X’s injury, Q tends to him closely, giving them a chance to see each other differently.
Aug 21, 2022 · 44m
As their days together grow, Q’s feelings shift, and mutual understanding slowly deepens.
Aug 28, 2022 · 40m
At a turning point, Q and X must face whether the “21-day theory” will define their future.
Quick answers about this season's release timeline and episode lineup.
21 Days Theory Season 1 premiered on August 7, 2022.
21 Days Theory Season 1 has 4 episodes.
The season opens with Season 1 Episode 1, "Episode 1". It aired on August 7, 2022.
Go to Season 1 Episode 1