Ep. 4: A homicide occurs at the Mansion of Screams while Maki-chan experiences a generation gap
Aired on July 22, 2025
Episodes
- Ep. 1 · Former Great Detective Nagumo Keiichiro and Mashiro's Pest Extermination
- Ep. 2 · Targeting the knees to find the real thief before Mashiro explodes in three minutes
- Ep. 3 · Great Detective Asunaro / The Ones Who Don't Realize They're Stalkers Are the Most Dangerous
- Ep. 4 · A homicide occurs at the Mansion of Screams while Maki-chan experiences a generation gap
- Ep. 5 · Entering Adulthood, A Midsummer Thriller, and Mashiro Meets the Star Agent
- Ep. 6 · Mashiro Hosts Girls' Night Out / Assistant Switch!! / Battle to the Death at 100° Celsius
- Ep. 7 · Nagumo-san's Mature Charm, The Lost Child and Mashiro, and The Great Detective Versus Phantom Thief Riverfake
- Ep. 8 · Nagumo's Cyber Case File / The Phantom Thief's Method / A Detective Assistant's Day Off