21 Days Theory poster

Series profile

21 Days Theory

7.0/ 10202238m

Drama

A playful rivalry turns into something more when a cocky senior dares his classmate to win the school’s top celebrity’s heart in just 21 days.

Visual gallery

Behind the frames

8 stills

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The cast

Faces behind the story

Patsapon Jansuppakitkun

Patsapon Jansuppakitkun

X

Khunakorn Sunantham

Khunakorn Sunantham

Q

Prat Itthichaicharoen

Prat Itthichaicharoen

Toy

Jirayu Sahguansin

Jirayu Sahguansin

Frank

Warisara Jitpreedasakul

Warisara Jitpreedasakul

Mind

Pischapron Ketawattananon

Pischapron Ketawattananon

Mook

Sarawut Siriphet

Sarawut Siriphet

Man