Kuroi Gashu: Kusa

The film centers around Ichiro Numata, played by Hiroaki Murakami, who is the chief editor of a publishing company. After he unexpectedly falls unconscious and is hospitalized, a series of unsettling events unfold within the hospital. The disappearance of Hospital Director Kenichiro Asashima and Chief Nurse Junko Amemiya raises questions, particularly due to rumors of their close relationship.

Additionally, the death of Yasuharu Horimura, the Head of Drug Management, adds to the unfolding mystery. While authorities initially label his death a suicide, Detective Eiji Kirishima, portrayed by Takanori Jinnai, suspects foul play and begins to investigate further. As Ichiro observes the chaos around him, he harbors his own secret, heightening the tension and complexity of the story.