Batman Beyond: Neo Gothic

Terry McGinnis defeated the evil A.I. controlling Neo-Gotham and asserted himself as the one true Batman, but his next battle will bring him to the remains of Old Gotham. Children are going missing and being swallowed by the city's old bones. Batman Beyond will have to go underground, led by a mysterious splicer named Kyle the Catboi, to find the children and confront the city's buried sins.