Prison 13 (プリズン13) 4 years old

Mari is a female university student. She takes part in an experiment held by popular VTuber Sophia. When Mari arrives at the place where the experiment is to be held, she notices the place looks like a prison. 12 people participate in the experiment and they are assigned roles of prisoners and prison officers. The experiment takes place over 7 days. Mari is assigned the role of a prison officer. The experiment turns violent.

Credits

Prison 13 Cast

Name	Character
Tomoya Maeno He was 33, now 38 years old	as Koki
Nao Okabe He was 39, now 43 years old	as Renzu
Kento Nakajima He was 25, now 30 years old	as Gure

Prison 13 Crew

Name	Department
Kensaku Watanabe as Director.	Directing
Kensaku Watanabe as Writer.	Writing