While visiting the Clock Tower, Shikatani is alerted by the servant Tadokoro to something unusual and realizes that an emergency has occurred. Entering the old building where Kounan and the others were trapped, he is confronted with a horrifying scene filled with multiple corpses, while a tragic incident also befalls Fukunishi. Days later, after receiving new information from his brother, Detective Shimada Osamu, Shikatani begins to re-examine the events surrounding the deadly tragedy within the Clock Tower.