Quest-based Magnate

"Over thirty years old, but I still bumbling, disliked by all. Until... [Host detected. The system is loading.] [Congratulations to the host for obtaining the Magnate System. System loading is complete. Data generation in progress...] [Current system level: Level 1.] [Main Task 1: Walk 10km without stopping.] [Note: Upgrade only after completing the main task. Please explore more features on your own.] Beginner's rewards were issued. [Reward 1: You get the "heartbeat generates power" buff. 0.01 yuan for each heartbeat. Note: The buff can be upgraded with the system level.] [Reward 2: You get 1 billion yuan. Note: The funds are safe and reliable, green, energy-saving, and environmentally friendly. The final right of interpretation belongs to this Magnate System. The funds may not be used to purchase system goods.] This was a rhapsody of a thirty-year-old man!