Watch I Know Who You Are

When a police officer suspects a local teacher is a spy, he begins an obsessive, four-decade pursuit of the truth. But as his journey to catch his mouse evolves, is his intuition off? And what is he sacrificing for his focus on a lonely and troubled school teacher? Based on Zhang Ce's acclaimed novel and directed by the legendary Feng Xiaogang (YOUTH, ONLY CLOUD KNOWS, PERSONAL TAILOR).

I Know Who You Are is a 2026 drama with a runtime of 2 hours and 21 minutes.