New director Hasebe Kaori seeks inspiration and guidance from screenwriter Kai Chihiro as she embarks on her first film, a chilling dramatization of the infamous Sasazukacho family murder that shook the community fifteen years prior. The gruesome case involved a recluse, a hikikomori, who brutally murdered his sister before setting their home ablaze, tragically claiming the lives of his parents in the inferno. Adding another layer of intrigue, Kai Chihiro hails from the same town where this horrific event unfolded. As Kaori and Chihiro delve deeper into the investigation surrounding the *Án Mạng Lúc Hoàng Hôn - Sunset*, both find themselves harboring secrets intrinsically linked to the Sasazukacho massacre. Their pursuit of authenticity for the film inadvertently unearths a terrifying truth, forcing them to confront the darkness buried within their own pasts and question everything they thought they knew about the crime that continues to haunt the town of their origin.
