The 21-Day Theory
Using the 21-Day Theory, a determined woman pursues a wealthy man to prove he's straight—but the truth defies her expectations.
Seasons
Season 1
Season Name
Content Advisory & Rating
TV-14
Violence: 2/5
Language: 2/5
Nudity/Sex: 1/5
Intensity: 3/5
Accolades & Accreditations
Critically Acclaimed Selection
Where to Watch
Not available on any streaming, renting, or buying platforms.
Details
Creator
—
First Air Date
2025-01-17
Last Air Date
2025-02-07
Episode Runtime
45m
Seasons
1
Episodes
4
Vote Count
1
Language
TH
Popularity
3
The 21-Day Theory — Official Trailer