Joker takes over the airwaves of Gotham with an unlicensed TV channel, in order to broadcast his crimes to the people of the city. After Mayor Grange is captured to be his first “co-star”, Yin’s overzealous new partner, Detective Cash Tankinson, becomes his next target. Batman soon finds himself trying to track the hostages down and rescue them, but quickly discovers that Joker’s TV signal is part of a much bigger plan that threatens the city, as his next broadcast will activate several Joker’s Gas dispensers scattered across the city and release their contents upon the unsuspecting city, unless he can shut the signal down
