In 'Nightmare Chronicles: Whose Dream Is It Anyway?', players take on the role of a dream architect who has the unique gift of entering other people's dreams. However, a malevolent force is manipulating the dreamworld, causing chaos and trapping dreamers in their worst nightmares. As players navigate through bizarre and chilling landscapes filled with twisted versions of familiar locations, they must solve cryptic puzzles, form alliances with dream denizens, and confront their own fears in order to free the trapped souls. Each decision influences the outcome of the dreamscape, leading to multiple endings based on the player's ingenuity and emotional resilience.