Ep. 8: Maru and Kiruko meet Dr. Usami after defeating the Man-Eaters
Aired on May 20, 2023

8
Following their victory over the Man-Eaters, Maru and Kiruko encounter Dr. Usami. The doctor presents them with a challenging request before guiding the pair into a specific room. Inside, they are confronted by a disturbing and terrifying sight that awaits their arrival.
Episodes
- Ep. 4 · Tokio encounters strange infants while Maru and Kiruko face a boat attack
- Ep. 5 · Maru and Kiruko return to Tokyo and investigate a neighborhood filled with tents.
- Ep. 6 · Maru and Kiruko seek the Immortal Order while staying at Totori's hotel.
- Ep. 7 · Maru and Kiruko encounter a hostile group opposing the Immortal Order's medical practices.
- Ep. 8 · Maru and Kiruko meet Dr. Usami after defeating the Man-Eaters
- Ep. 9 · Maru and Kiruko trace a button pattern linked to the Kiru-Beam logo.
- Ep. 10 · Maru and Kiruko visit the Walled Town to help Juichi check on his baby.
- Ep. 11 · Maru and Kiruko travel to Ibaraki with Juichi's car while new students arrive
- Ep. 12 · Maru and Kiruko visit a town controlled by the Ministry of Reconstruction while the academy faces an attack.