Pa Rum Pum Pum Pum(2021)

A mystery which blurs the line between fantasy and reality. When unsuccessful teen novelist (Matsu Takako), is troubled with her latest novel, her editor is chief (Kamiki Ryunosuke) helps her write a mystery set in "A Christmas Carol" in which the Scrooge (Fumiyo Kohinata) is murdered.Just as she's about to go to sleep, relieved that she's finally finished writing, she realizes, "He's not the killer! He's not the murderer!. Just as she is about to contact her editor to rewrite the story, an incident occurs in real life.