The best Tetta Sugimoto’s mystery movies

Story continues from the Japanese Signal drama series. In 2021, a limousine taxi driver causes an accident on a highway and a high-level government official dies in the accident. Cold case investigation team, including Kento Saegusa and team leader Misaki Sakurai, have doubts about the case. Meanwhile, in 2009, administrative officers die consecutively in car accidents. The police announce these deaths as accidents. Takeshi Ōyama believes that these deaths were not the product of simple accidents. At 11:23 pm, a walkie-talkie turns on and makes a connection between the future and past. Kento Saegusa and Takeshi Ōyama face the threat of bioterrorism.

One week after their marriage, Kenichi Ubara bids farewell to his wife Sadako Ubara prior to departing for Kanazawa on a business trip. The couple met on a blind date through a matchmaker before marrying. Kenichi promises to return to shortly, but never returns. Sadako then travels to Kanazawa to uncover his whereabouts. There she meets two women. Sachiko Murota, whose husband owns Murotanae Yeolgiwa Company. The Murotanae Company once contracted Kenichi for work. Sachiko is currently working on helping a woman become the first female mayor. Sadako also meets Hisako Tanuma, a woman who works as a receptionist for the Murotanae Company. Hisako comes from a poor background and lacks education. Yet, she got the job through the owner of the company.

The story begins shortly after the finale episode of the 2018 drama, and then moves to 2020, two years later.