Ep. 10: Saku's musical career faces disruption as authorities announce the closure of School District 7.
Aired on December 8, 2019

Saku has established a reputation through his music unit, Sakutasuke, with his career appearing successful. However, Keishi Higashimoto, who has been observing events, receives official notification from the government that School District 7 will be closed and its worldview renovated. This administrative decision coincides with a situation where users monitoring actors in the form of white people and cats have departed from School District 7. Amidst these changes, Katsura places his hopes on Saku achieving success in an upcoming singing contest, marking a pivotal moment for the characters involved in this narrative development.
Episodes
- Ep. 6 · Saku, Sosuke, and Utami struggle to sell their new live instrumentation song despite club cooperation.
- Ep. 7 · Archaeology students investigate Slive Central museum while teacher Usuki probes forbidden area
- Ep. 8 · Saku proposes a lyrical and musical reversal challenge to resolve the creative conflict between Sosuke and Uta.
- Ep. 9 · Singing club members investigate cat abuse near Tensho Gakuen and confront a culprit.
- Ep. 10 · Saku's musical career faces disruption as authorities announce the closure of School District 7.
- Ep. 11 · Keishi and Saku unite to defy restrictions and prove their existence in a crumbling world.
- Ep. 12 · Students Sing Amidst Riots at Tensho Gakuen as Keishi Announces Competition