From the introduction: The player characters have infiltrated the luxurious Emerald Gardens Hotel, a mafia-operated dark clinic towering high above the city's sky. As a rogue AI takes control over the complex and proceeds to exterminate all humans, they find themselves trapped. To escape, the characters must cooperate with the survivors, face rampaging robots and solve the mystery of their missing memories. Clue by clue, they close in towards a terrifying truth...