Shutter Island (2010)

'Shutter Island' follows U.S. Marshal Teddy Daniels and his new partner Chuck Aule as they investigate the disappearance of a patient from a mental institution on Shutter Island. As they dig deeper, Teddy confronts his own traumatic past and questions his reality, leading to a mind-bending and suspenseful journey towards the truth. The movie explores themes of guilt, trauma, and the complexity of the human mind.