#### **Prologue: The Age of Taxes**
- **World Rules**
- After the catastrophe, "Emotropy" became a new energy source to replace oil.
- The "Global Emotion Tax Law" stipulates: Joy tax 20%, Anger tax 50%, Sadness tax 100% (completely kill the sense of resistance)
- **Protagonist Brand**
- As an SS-level tax collector, Zhengxiang had an "Emotional Entropy Measurement Prosthetic Eye" implanted in his right eye, and his spine was connected to a marrow needle catheter.
- **Critical Trauma**: When he was young, his father failed to pay the "bereavement tax" and was thrown into a holy vat to be dissolved into energy.