maki tomoda, the deceased sisterinlaw.

On the occasion of his marriage to Maki, Ryoichi is an older brother who encourages his younger brother, Jiro, to live in an apartment. Jiro is a jealous of his older brother and wife who tries to get out of the way and live a happy life by themselves. His affection for his older brother and wife, Maki, quickly changed to hatred. He deceives Maki, imprisons him in a dim underground area, and evokes his desire to be alone. Jiro speaks insulting words and jealousy of his sister-in-law as if he were a sex gangster. Furthermore, Maki's only ally, Ryoichi, was attacked.