The 21-Day Theory

The 21-Day Theory (2025)


  • Genre: Drama
  • First Air Date: 2025-01-17
  • Last Air Date: 2025-02-07
  • Total Seasons: 1
  • Total Episodes: 4
  • Status: Ended
  • Episode Runtime: 45 min.
  • Production Company: change2561
  • Production Country: Thailand
  • Network: ONE 31, Viu
  • Director:
star 9/10
From 1 Ratings

Summary

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

  • Keywords: based on true story, gay theme, boys' love (bl), melodrama

    • Where to Watch The 21-Day Theory Online

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    The 21-Day Theory Trailer

    The 21-Day Theory Seasons

    Season 1

    First Air Date: 2025-01-17
    4 Episodes

    The 21-Day Theory Episodes

    Title Air Date Duration
    Season 1Episode 1Episode45 min
    Season 1Episode 2Episode45 min
    Season 1Episode 3Episode45 min
    Season 1Episode 4Episode45 min

    • Narikun Ketprapakorn

      as Pie

    • Supakorn Saokhor

      as Boss

    • Pataraphol Wanlopsiri

      as Euro

    • Dom Haetrakul

      as Barami
    Directing Chainarong Tampong Director
    Writing Siwarat Harnpanich Screenstory
    Crew Paiboon Pupradub Cinematography
    Crew Pae Pitru Polchana Compositor
    Production Saithip Montrikun Na Ayudhaya Executive Producer
    Production Vorarit Vaijairanai Executive Producer

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