E56: He Knows

He Knows is the fourth episode of Batman: Shadow War's season five and is a Hugo Strange episode.

Plot
Batman, Robin and Batgirl are seen spying on two groups of criminals at an illegal deal between contraband and the vigilantes set out to break the deal. While Batgirl and Robin take out the petty associates, Batman fights the leaders behind the deal and manage to defeat them both. While this is happening, a man is watching through a hidden camera and is in a secret and dark location with various files and documents, a board of photographs he labels as suspects to the identity of the Batman, Batgirl and Robin (Bruce Wayne, Harvey Dent, Rachel Dawes, Dick Grayson, Tim Drake, Harvey Bullock, Lucious Fox, Thomas Elliot, Marion Grange and others), videotapes and expensive equipment as well as evidence which could give the figure lead including gadgets.

Meanwhile, Bruce Wayne and Alfred Pennyworth talk about if anyone knows he is who he is and also expresses his concerns on the dangers it will bring Dick and Barbara however Alfred assures him it is fine and that it was their choices to become part of his mission to abolish crime, aware of the dangers. Meanwhile, Dick and Barbara talk about the same thing.

Afterwards, Riddler breaks out of Arkham Asylum and the Bat group pursue him. After an investigation, they discover Riddler's latest plan to discover the identity of them in a game and they discover his hiding at an island with the watchtower near Gotham City. They head there to recapture Riddler and find out he had kidnapped two hostages: James Gordon and Selina Kyle, threatening to kill the "innocent woman" and police commissioner if they don't give up their identities. Batman though rescues the hostages and break into Riddler's base, however he vanishes without a trace and Batman suspects he knows something due to the choice of hostages.

The episode ends with the figure from the beginning returning to his secret hideout, getting out an injection from a table of surgical tools, sedatives and poisons. The figure prepares the injection for an unseen tied up figure and places a binder on a table labeled "Bruce Wayne" with a photograph of a comparison of Bruce and Batman inside.