Kōsuke Satomi appears in the second segment of the first episode. He secretly observes the daily activities of a nurse named Megumi, exhibiting voyeuristic behavior. His obsessive fixation on Megumi erodes the boundary between his delusions and reality, manifesting a supernatural entity born from his repressed urges. This entity physically embodies his deepest desires. After suffering a sudden heart attack, Satomi is hospitalized under Megumi's direct medical care. This proximity to his object of obsession intensifies his psychological turmoil. The convergence of his fragile mental state and the supernatural entity triggers an uncontrolled eruption of his carnal impulses toward Megumi. His actions culminate in a violent confrontation where his fantasies forcefully merge with reality.