Modern cities, focusing on ordinary people's counterattacks and business world, no special world view
- The protagonist's golden finger: "Urban all-round sign-in system", 3 sign-in locations (covering communities/shopping malls/hospitals/bars/construction sites, etc.) Are refreshed at 0:00 every day. Successfully sign in to randomly obtain physical objects (luxury cars/jewelry), skills (top car skills/business negotiations/TCM massage), connections (entrepreneur contact information/celebrity cooperation invitations) or special event triggers (resolving rich people's hidden diseases to get rich rewards). The system level increases with the number of sign-ins, and advanced sign-in points unlock rare rewards.
