In 'Hello, Who?', players dive into the chaotic world of interdimensional meetings where different versions of themselves from alternate realities come together to resolve a cosmic anomaly. Each character, a reflection of different life choices, provides unique perspectives and clues as players must navigate through the challenges of trust, identity, and self-discovery. Complicated relationships and spicy dialogues reveal secrets that can either save or doom their universes. Players will have to make critical decisions that affect not only their own reality but the fabric of the multiverse itself.