The 21-Day Theory poster

Web series

The 21-Day Theory

9.0(1)20251 season · 4 episodes45m / ep
Drama

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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Status
Ended
Type
Miniseries
Last aired
2025-02-07
Language
Thai
  • ONE 31
  • Viu
  • based on true story
  • gay theme
  • boys' love (bl)
  • melodrama

Seasons

Top billed cast

Behind the camera

Produced in

Thailand

Gallery

Still from The 21-Day TheoryStill from The 21-Day Theory

Videos

Air dates

First aired
2025-01-17
Latest episode
2025-02-07
Status
Ended
Next release
Completed
  • Season 117 Jan 2025

Frequently asked questions

Streaming availability for The 21-Day Theory in India is not confirmed yet. Check back soon.

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