My Rent Collection Routine

When Chen Fan, a social worker, accidentally inherited a shabby notebook left by his second uncle, he thought it was just a prank. Until he saw the rules written in blood-like handwriting on the first page: "Rule 1: On the seventh day of every month, rent will be collected from the 'tenants' on the list." "Rule Two: Rent can be anything, but it must not be money." "Rule 3: Failure to collect rent, or overdue collection, will be deducted from your lifespan." The names on the list are bizarre: "1-1, tenant: Painted Skin. Rent: seven 'beauty faces'. Status: three months overdue." "3-7, Tenant: Whisperer of the Abyss. Rent: A 'Forgotten Terror'. Status: Overdue." "7-4, Tenant: Mechanical Ascender Zero. Rent: a 'Spark of Civilization'. Status: Thousands of years in arrears." Chen Fan soon discovered that these "tenants" are all over the world - they are monsters in the city, overlords of the science fiction wasteland, giants in the Fairy Cave, and old rulers of the Cthulhu Abyss... From then on, he walked on the boundary between reality and illusion, providing "door-to-door service" for gods and demons. The rent he collected became the basis for his own rise. Until one day, he turned to the last page of the notebook, and there was only a cold line of words on it: "Final Rent:…