In the unsettling psychological thriller "Alterity," a young woman named Maya begins to experience a terrifying breakdown of reality when she moves into a new apartment that seems to have a life of its own. As she struggles to distinguish between the waking world and vivid, disturbing dreams, Maya becomes convinced that a malevolent presence is not only haunting her home but also slowly erasing her identity. Directed with a taut, atmospheric hand, the film stars Sarah Lind as Maya, a fragile yet determined protagonist whose desperation grows as her memories and sense of self begin to slip away. A chance encounter with a reclusive neighbor, played by Mark O'Brien, offers a potential clue to the apartment's dark history, but his motives remain dangerously ambiguous. With its claustrophobic setting and slow-burn tension, "Alterity" masterfully blurs the line between paranoia and the supernatural, keeping viewers on edge as Maya races to uncover the truth before she loses herself entirely.