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.

Lockdown
2000
6.0/10

Bad Boys
1983
7.0/10

Brute Force
1947
7.3/10

The Experiment
2010
6.4/10

Undisputed II: Last Man Standing
2006
7.4/10

In Hell
2003
6.6/10

The Escapist
2008
6.2/10

Underworld: Rise of the Lycans
2009
6.5/10

Street Mobster
1972
6.8/10

Dead of Winter
1987
6.0/10

Lock Up
1989
6.8/10

Nowhere to Run
1993
6.5/10

The System
2022
7.1/10

Fortress
1992
6.1/10

The Stanford Prison Experiment
2015
6.8/10

The Last Castle
2001
7.2/10

Escape Plan
2013
6.7/10

Prison Break: The Final Break
2009
7.5/10

The Cable Guy
1996
6.0/10

Return to Sender
2015
6.1/10
Lady Vengeance
2005
7.5/10