Directed by Park Chan-wook, "Decision to Leave" is a 2022 South Korean neo-noir romantic mystery that intertwines a detective's investigation with a complex emotional entanglement. Detective Hae-joon, portrayed by Park Hae-il, probes the suspicious death of a man who fell from a mountain peak. His inquiries lead him to the enigmatic widow, Seo-rae, played by Tang Wei, whose allure and secrets blur the lines between duty and desire. The film masterfully balances moments of subtlety, elegance, and humor with classic noir themes such as voyeurism, deception, and romantic obsession.