Sunset

Hasebe Kaori, a rising film director, partners with aspiring screenwriter Kai Chihiro to craft a screenplay drawn from the Sasazukacho Family Murder Case, dating back fifteen years. The case centers on a hikikomori man who murdered his younger sister at their home and then set the residence ablaze, a fire that also claimed his parents. The town where the tragedy occurred is Kai Chihiro's hometown. Both Hasebe Kaori and Kai Chihiro carry secrets tied to the family murder case. As they explore this case for their film, a shocking truth emerges.