Taki Nanami

At a secluded island resort, a matchmaking tour turns into a deadly game when buried secrets surface — forcing a survivor of past app-related murders to fight for her life once again.

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.

Asuka Miyazaki miraculously returned from the mysterious, otherworldly “Kisaragi Station” three years ago. Yet, she still looks as if she’s from twenty years in the past, drawing suspicion and isolation. When she meets a determined documentary director, she resolves to save Haruna Tsutsumi—who once risked her life for her—and others still trapped there. Boarding the train again, Asuka reunites with Haruna, unchanged from three years before, and steps back into Kisaragi Station.

Tsutsumi Takeru is a 4th year university student. He worries about finding a job after graduation. He currently works part-time at a bar called Double at night. He begins to write down his thoughts in a notebook that is used for work at the bar. During the day, the bar turns into the Cafe Double. Murakoshi Miyu works part-time at Double during the day. She is studying to become a nurse, which has been her dream. She communicates with Takeru through the notebook that is used at Double. While conversing about their hobbies and worries, they become closer and fall in love.