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The 21-Day Theory

4.5Jan 17, 20251 SeasonDrama

Using the 21-Day Theory, a determined woman pursues a wealthy man to prove he's straight—but the truth defies her expectations.

Watch Season 1

Seasons

Cast

Narikun Ketprapakorn

Narikun Ketprapakorn

Pie

Supakorn Saokhor

Supakorn Saokhor

Boss

Pataraphol Wanlopsiri

Pataraphol Wanlopsiri

Euro

Dom Hetrakul

Dom Hetrakul

Barami

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