In 1980s Gotham City, a struggling stand-up comedian, battered by rejection and society’s cruelty, slowly descends into madness. As his grip on reality fractures, he transforms into a symbol of chaos, embracing a life of crime that sends shockwaves through the city. His descent gives rise to one of the most infamous and unpredictable criminal masterminds Gotham has ever seen—one whose actions will leave a lasting mark on its dark and troubled streets.