Overview
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.
Seasons & Episodes
Season 1
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.
Key Information
Watch Trailer
Cast & Crew
Patsapon Jansuppakitkun
X
Khunakorn Sunantham
Q
Prat Itthichaicharoen
Toy
Jirayu Sahguansin
Frank
Warisara Jitpreedasakul
Mind
Pischapron Ketawattananon
Mook
Sarawut Siriphet
Man
Photos
Frequently Asked Questions
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.
21 Days Theory has 1 season with 4 episodes.
21 Days Theory premiered on August 7, 2022.
No, 21 Days Theory has ended. The final episode aired on August 28, 2022.
21 Days Theory originally aired on YouTube. Check your local streaming services for availability.
21 Days Theory was created by Choi Sittichai Chutsiri.
21 Days Theory has a rating of 7.0/10 based on user reviews.
21 Days Theory is classified as Drama.