In 'Hello, Whose Nightmare?', players step into the shoes of a cynical detective who wakes up in a twisted version of their own city, filled with dark memories and phantoms from their past. As they navigate through the labyrinth of streets, confronting surreal characters who embody their fears and regrets, players must unravel a complex narrative while collecting clues to piece together why they've been plunged into this living nightmare. Every choice influences the outcome, leading to multiple endings that reflect on the nature of regret and redemption. Will you confront your demons or let them haunt you forever?