The 21-Day Theory poster

The 21-Day Theory( 2025)

TV-MADrama
90%
User
Score

Overview

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

    Series Cast

    1. cast image

      Narikun Ketprapakorn

      Pie

    2. cast image

      Supakorn Saokhor

      Boss

    3. cast image

      Pataraphol Wanlopsiri

      Euro

    4. cast image

      Dom Haetrakul

      Barami

    Current Season

    The 21-Day Theory season poster

    Season 1

    2025 | 4 Episodes

    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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    Media

    Videos 1Backdrops 2Posters 1

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    Facts

    Status

    Ended

    Status

    network logo
    Type

    Miniseries

    Original Language

    English

    Keywords

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