21 Days Theory subtitles
TV series. 2022. Drama. 38 min. Directed by Choi Sittichai Chutsiri.
Also known as 21 วัน มีฉันมีเธอ, 21天理论.
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.