The 21-Day Theory

The 21-Day TheoryTV Show

(2025) · Original: คลับฟรายเดย์เดอะซีรีส์ Theory of Love ไม่มีทฤษฎีไหนใช้ได้กับทุกความรัก ตอน ทฤษฎี 21 วัน
HD ★ 9.0 1 Season4 EpisodesTMDB: 9.0 THTH

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

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About The 21-Day Theory

The 21-Day Theory first aired in 2025 and is listed as a drama series.

The series information currently records 1 season, 4 episodes, status: Ended, network information for ONE 31, Viu.

Top-billed cast members include Narikun Ketprapakorn, Supakorn Saokhor, Pataraphol Wanlopsiri, Dom Hetrakul. The synopsis above provides the available premise, while the season section shows the published season and episode structure.

Top Billed Cast

Seasons

Trailer

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