Eleven Words to Kill

The female mystery novelist Rikako Yuuki (played by Hiromi Nagasaku), who once encountered creative bottlenecks, met the freelance writer Kawazu Masayuki (played by Hasegawa Asaharu) under the introduction of editor Hagio Fuyuko (played by Hoshino Mari). The two started dating, and it seemed that the haze was about to dissipate, but Rikako heard the bad news of Kawazu's sudden death. Through this incident, she discovered that she actually did not understand her boyfriend's true situation. When visiting the apartment where Kawazu lived, Rikako discovered something strange in the relics, and various clues led her to the Yamamori Sports Plaza. Unexpectedly, after in-depth investigation, it was learned that the death of her boyfriend was actually related to the shipwreck that happened to the tour group organized by Shansen a year ago, and the number of people dying as a result of this incident is still increasing. What secrets were hidden in the incident a year ago?