
15 plot points

Arthur Fleck, a struggling clown and aspiring comedian, living in Gotham City, sad and isolated. Life of neglect and chaos immediately established.
Arthur: "I just hope my life has meaning." Theme of identity, societal neglect, and transformation introduced.
Arthur’s daily life: caring for mother, working menial jobs, enduring abuse and ridicule. Mental health issues highlighted. Gotham is bleak. Audience empathizes with struggles.
Arthur beaten by thugs while performing his clown job. Escalation of personal and societal pressure. Inciting incident that propels change.
Arthur questions sanity, morality, and place in world. Struggling to perform comedy, maintain relationships. Identity crisis and ethical conflict emerge.
Arthur embraces violent persona as Joker. First murder of three Wall Street men. Transformation into antagonist begins.
Relationship with Sophie (illusionary love) and Murray Franklin (idol) highlights need for recognition and human connection. Social commentary of alienation.
Arthur’s Joker persona grows. Embraces chaos, commits crimes, gains attention. Society begins to notice. Media and public reaction amplify stakes.
Murray humiliates Arthur on live TV. False hope of acceptance destroyed. Stakes rise. Complete transformation into Joker persona solidified.
Society collapsing around Arthur. Riots erupt in Gotham. Arthur is hunted and feared. Chaos tightens. Moral consequences manifest.
Arthur kills Murray on live TV. Public perception of him as villain and hero intertwined. Personal despair and societal mayhem converge. Emotional low point.
Arthur fully isolated, yet empowered. Realizes societal rejection created him. Dark philosophy solidifies: world is cruel and meaningless.
Arthur rides subway of chaos into complete Joker identity. Embraces anarchy as expression of power and freedom. Agency and control reclaimed.
Arthur dancing on the stairs, fully Joker. Society shaken. Personal liberation and narrative closure. Transformation complete.
Arthur fully Joker, laughter echoing. Isolation and chaos define new identity. Theme of societal neglect, transformation, and human darkness concluded.