In 'Hello, Goodbye', players take on the role of Alex, a young individual with the unique ability to communicate with the dead. After receiving an unexpected visit from a long-lost relative, Alex is thrust into a dark web of unresolved mysteries. The game unfolds in a series of dramatic, text-based encounters where players must navigate conversations with the deceased, uncovering secrets about their pasts while solving a chilling mystery that intersects with their own family history. Each decision impacts the direction of the story, leading to multiple endings based on the relationships forged (or broken) along the way.