The Tenant (1976)

In a serene Parisian neighborhood, a seemingly ordinary man moves into a new apartment, only to become ensnared in a web of unsettling suspicion. As he delves deeper into the lives of his eccentric neighbors, his sense of reality begins to unravel, leading him down a path of escalating fear and paranoia. The once tranquil setting transforms into a nightmarish landscape, challenging his grip on sanity as he navigates the shadows of his surroundings.