In Gotham City, everyone is used to Batman being the absolute main character. However, in the show Gotham, Batman doesn’t exist yet. There is only Bruce Wayne: a young boy overwhelmed by the trauma of witnessing the cold-blooded murder of his parents.
Instead, the show revolves around the adventures of Jim Gordon, a young detective that recently joined the Gotham City PD, who struggles to catch bad guys while dealing with the rampant corruption in the city. His first case? Solve the murders of Thomas and Martha Wayne.