Description: Beppu City, Oita. In this scenic land, a major art exhibit called "Techmix" will soon be held, which fuses the traditional bamboo craft of Beppu with the latest digital art. The protagonist (the player) and junior detective Ken, perhaps in recognition of their routine success and investigative abilities, are hired for the specific intent of increasing security for the exhibit, and hurriedly make their way to Oita. Empathizing with the people of Oita participating in the exhibit and praying for its success, the protagonist and Ken strive to protect it as a security team. However, an incident occurs in a place they would have never expected...