A genius hacker named Tooru Kaburaki orchestrates a prison break and the discovery of a charred corpse leads to Akagi being arrested as the prime suspect. ST is officially disbanded, but when Akagi escapes from jail, police are ordered to track down all of the former ST members. Yurine believes in his heart that Akagi is innocent and they soon begin investigating a new form of computer virus called “Fugin” which becomes a key to the case.