In 'Whose Nightmare?', players navigate a surreal and ever-shifting world where they embody the slumbering minds of different characters caught in a sinister dreamscape. Each character has unique fears and secrets that influence the environment, causing the dream to twist and change based on the player's decisions. The goal is to unravel the dark connections that bind these dreams together, confronting terrifying manifestations of guilt, regret, and desire to reveal the ultimate truth: who controls whose nightmare? Uncover multiple endings shaped by your choices, while managing dwindling sanity and facing off against surreal creatures spawned from the characters’ deepest fears.