S1·E4 Episode 4

The escape plan is underway! Prison guard Kozue Fuyuki (Ryoko Shinohara) teams up with Kusaka Reiji (Jesse), a suspect in her father's murder, to capture the culprit behind the hostage situation, but her ID and password are stolen by a traitorous prison guard who is a spy for the cult that is also plotting the escape! Kozue is framed by the cult and is suspected of being a spy! Reiji, who wants to escape, is also trying to betray Kozue...! Who is the traitor!? Kozue is cornered and in dire straits!