Season 1
(2025)
Cast
as Reiko Hosho (voice)
as Kageyama (voice)
as Kyoichiro Kazamatsuri (voice)
Episodes
Welcome to the murderous party File 1 5.0
April 4, 2025
Wealthy heiress Reiko Hosho leads a double life as a novice detective. One day, an incident erupts at a birthday party …
Welcome to the murderous party File 2 / Here's a message from the dead File 1 6.5
April 11, 2025
Mystery butler Kageyama concocts a peculiar plan to catch the criminal lurking in a luxury hotel, after which Reiko and…
Here's a message from the dead File 2 6.5
April 18, 2025
While investigating the murder of a real estate tycoon, Reiko examines an erased dying message, a bloody trophy, and a …
Please be aware of two-timing affairs File 1 7.0
April 25, 2025
With Kageyama as her chauffeur, Reiko and her friends visit a crowded summer festival, where a cracked smartphone is di…
Please be aware of two-timing affairs File 2 / The person who dropped it is a VTuber File 1 6.5
May 2, 2025
Women of differing heights are spotted at the crime scene. Kageyama suspects that elevator shoes disguised the murderer…
The person who dropped it is a VTuber File 2 7.5
May 9, 2025
After a delivery man falls to his death, Reiko and Kyoichiro investigate his connection to popular VTuber "Kuru Kuru-Ch…
There is no such thing as a completely locked room File 1 7.5
May 16, 2025
A famous painter is stabbed in his own studio, pointing to his masterpiece wall painting "Sleeping Beauty" just before …
There is no such thing as a completely locked room File 2 / Please don't drown in this river File 1 7.0
May 23, 2025
Kageyama locates a secret passageway to solve the locked-room murder mystery. Upon encountering a deranged woman wieldi…
Please don't drown in this river File 2 7.0
May 30, 2025
Journalist Ryota Ishiguro's body is found on the riverbank, but although the cause of his death is drowning, the body i…
Murder lies in a beautiful rose 7.0
June 6, 2025
A woman's body is found in a bed of blooming roses at the prestigious Fujikura residence. The victim is Toshio Fujikura…
The bride is behind locked doors 6.5
June 13, 2025
Reiko attends the wedding of Sawamura Yuri, who she cherishes like a younger sister. The groom is Hosoyama, a consultan…
What is it that you have lost? 7.5
June 20, 2025
Trouble strikes the Sawamura family again when Miyuki Sawamura is kidnapped and a ransom of 50 million yen is demanded.…