Original name: 仮面病棟
Release date: March 6, 2020
Movie
Average time: 114 minutes
Genres: Crime, Thriller
Synopsis: On-call substitute doctor Shugo suddenly finds himself faced with a terrifying criminal in a clown mask. The assailant demands that Shugo treat injured high school student Hitomi. The perpetrator sets siege to the building and Shugo finds himself confined with 64 unknown patients.