Ep. 4: Rhapsody No. 68 takes place during the New Year's holiday
Aired on December 25, 2021
4
Episodes
- Ep. 1 · Animated promotional video featuring characters and locations from the series
- Ep. 2 · Problem Solver 68
- Ep. 3 · Trinity and Gehenna in Summer.
- Ep. 4 · Rhapsody No. 68 takes place during the New Year's holiday
- Ep. 5 · Emergency Special Order of the Disciplinary Committee Administrative Officer: Chairman Hina and her Summer Vacation