Mountain Village Corpse Keeper

[Folk strange stories + taboo inheritance + life and death taboos + rural myths] There is an abandoned century-old charity village in the back hill of our village. People in the village call it the "House of the Dead." My family has been a corpse guard for generations, guarding the thirty-seven-twenty-one mysterious black wood coffins inside. Before he died, my grandfather held my hand tightly and left three iron rules: First, you must not enter Yizhuang after Zi Shi; Second, no coffin can be opened no matter what sound is heard; Third, and most importantly, be careful of the person without a shadow. I thought this was just the old man's superstition, until that rainy night, the body of the village chief was carried in, and I clearly saw that when he entered, there was a wet, shadowless "person" following behind him. What's even more terrifying is that the next day, the coffin lid corresponding to him opened a crack...