Set in a bustling, neon-lit metropolis where everyone wears masks concealing their identities, players take on the role of a charismatic socialite who is suddenly thrust into a chaotic event called the 'Hello Gala'. During this grand masquerade, the player's task is to unravel the mystery of who sent the enigmatic invitations and to confidently greet the attendees—all while maintaining their own secret identity. Players must navigate a web of deception, intertwining friendships, and rivalries, using deductive reasoning and clever dialogue choices to uncover truths, expose impostors, and create alliances. With multiple endings based on player choices, the narrative is filled with humor, tension, and unexpected twists.