After liberating himself from his yandere partner Sara by resorting to drastic measures, Furuya finds that even death cannot sever their connection, as she returns as a ghost consumed by remorse. Sara's spectral presence, once suffocating in life, now appears like an ordinary girl to Furuya, prompting him to reconsider his past perceptions. Struggling with overwhelming guilt, Furuya grapples with the need to make amends, raising the question of the sacrifices he must make in the process.