Black Shop Apocalypse: Only I Can Be Invincible

Jiang Chen traveled through time. After traveling through time for three seconds, Scarface stepped on his face, slapped him in the face, and forced him to bark like a dog. The shabby store opened for him by the system only had moldy biscuits and rusty wire on the shelves. The system said it would give him 1% invincibility - floor friction +1%, air freshness +1%. Everyone thought he was a joke. Until they discovered that in this store, what Jiang Chen said were the rules. Credit? Can. Take your life in return. Make trouble? Welcome. There were plenty of empty cans in the store—the kind that hold ashes.