Complete guide to NPCs (non-player characters) in inZOI: NPC generation sources (Original, New, player-created), premade families by city, population management and city stability settings, NPC needs system and autonomy, trait-driven behavior, the Smart Zoi AI system (NVIDIA ACE), Zoi Pen, Inner Thoughts, Diary, Smart Schedule, aging and story progression, switching households, meta-characters (Bora, Psycat, Henri, Nyx), NPC interactions and relationships, community lot behavior, assigning NPCs to public spaces, crime and karma, and v0.7.0 improvements.