
15 plot points

Private investigator J.J. Gittes working on a routine adultery case in Los Angeles. City bright but morally dark underneath.
Gittes: "Forget it, Jake. It's Chinatown." Theme: corruption, moral compromise, and the impossibility of true justice.
Gittes is hired to investigate Hollis Mulwray's wife. Discovers layers of deceit. L.A. water and real estate schemes hinted.
Hollis Mulwray dies under suspicious circumstances. Investigation deepens. Stakes rise.
Gittes uncovers corruption and danger. Must navigate powerful interests. Can he solve case without being destroyed?
Gittes commits to uncovering truth. Enters morally corrupt world, confronts dangerous figures, explores hidden histories.
Relationship with Evelyn Mulwray. Emotional core, moral complexity. Trust and suspicion intertwined.
Investigation reveals secrets: water schemes, family betrayals, incestuous dynamics. Tension and suspense increase.
Gittes discovers Evelyn's daughter is also her sister. Moral stakes intensify. Partial victory in uncovering truth.
Corrupt powers close in. Gittes threatened. Evelyn in danger. Legal and physical stakes peak.
Gittes fails to save Evelyn. Daughter abducted. Complete sense of hopelessness.
Gittes reflects on futility of fighting systemic corruption. Realizes limits of personal morality.
Gittes attempts final intervention despite odds. Accepts that he may not fully succeed.
Tragic confrontation. Evelyn killed, daughter lost. Justice unattainable.
Gittes walks away: "Forget it, Jake. It's Chinatown." Mirror of opening: bright city with darkness unresolved. Moral ambiguity complete.