Episodes From San-Undress

Patient Zero is an adult sandbox RPG where you play as Mary Rockbell, a girl who becomes infected with the "Thirst Virus"—a pathogen that turns people into lustful beings. Set in the fictional city of San-Undress, the game is a parody of popular franchises like GTA and Resident Evil. You explore different locations, take on jobs, earn money, develop relationships with various NPCs, complete quests, and engage in combat. The game features character customization, a corruption system, multiple playable characters (including Nana), gambling mini-games, and numerous sexual encounters across various themes and scenarios.