A Cure for Wellness (2016)

A determined young executive embarks on a mission to retrieve his company's CEO from a mysterious "wellness haven" in the Swiss Alps. As he explores the seemingly miraculous treatments, suspicions arise about the spa's true nature. Unveiling unsettling secrets, he undergoes a mental trial, discovering he shares a peculiar ailment with other guests, all seeking a cure in this twisted sanctuary. The gripping journey tests his sanity as he unravels the chilling mysteries of the secluded retreat.