- Title: 3.5th Period
- Type: Movie
- Format: Feature Film
- Country: South Korea
- Release Date: Dec 17, 2021
- Duration: 1 hr. 25 min.
- Genres: Mystery, Romance, Youth, Fantasy
- Tags: Student Supporting Character, Student Female Lead, Student Male Lead, School Setting, Teenager Supporting Character, Teenager Female Lead, Teenager Male Lead, Web Movie, High School, Investigation
- Content Rating: 13+ - Teens 13 or older
- Score: 7.1 (scored by 115 users)
- Ranked: #50927
- Popularity: #13299
- Watchers: 598
- Favorites: 0
