Park Joong-seop served as the writer and creator of the 2026 Netflix original South Korean young-adult horror series If Wishes Could Kill (기리고). While Park Joong-seop authored the screenplay, the 8-episode series was directed by Park Youn-seo. The plot revolves around a group of high school students targeted by a sinister wish-granting mobile application named "Girigo" that triggers a fatal 24-hour countdown for its users.
