The 21-Day Theory
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The 21-Day Theory (2025)

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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. Narikun Ketprapakorn as Pie

    Narikun Ketprapakorn

    Pie

    4 Episodes

  2. Supakorn Saokhor as Boss

    Supakorn Saokhor

    Boss

    4 Episodes

  3. Pataraphol Wanlopsiri as Euro

    Pataraphol Wanlopsiri

    Euro

    4 Episodes

  4. Dom Haetrakul as Barami

    Dom Haetrakul

    Barami

    4 Episodes

Full Cast & Crew

Current Season

Season 1 - The 21-Day Theory

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.

Episode 4

(1x4, February 7, 2025) Season Finale

View All Seasons

Media
The 21-Day Theory
The 21-Day Theory

Facts

Original Name คลับฟรายเดย์เดอะซีรีส์ Theory of Love ไม่มีทฤษฎีไหนใช้ได้กับทุกความรัก ตอน ทฤษฎี 21 วัน

Status Ended

Networks

  • See more TV shows from ONE 31...
  • See more TV shows from Viu...

Type Scripted

Original Language Thai

Keywords

Content Score 

94

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  • Created by credit

Top Contributors

wedsred

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wedsred

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