Haruna Tsunematsu is studying folklore at university and she decides the subject of her graduation thesis will be the "Kisaragi Station" urban legend which has been a hot topic on the Internet since 2004.
The story revolves around a grand "impersonation" revenge plan carried out by the entire family against a businessperson who leaked a fabricated video of their second daughter engaging in "papa-katsu" (a form of compensated dating) with her male teacher, which led to public condemnation and her subsequent suicide.
