One day in December, the long-lost sun ushered in the harsh winter.
The idle shop welcomed a man who "shopping for things", but the things he asked for aroused the interest of the shop owner Su Xi.
The attitude of not opening for three years, but opening for three years.
The matter of 'asking for help' was a perfect fusion of what Su Xi already knew, because all he knew was a cemetery, and the person 'asking for help' had a map in his hand.
So this story unfolds from this, and also involves a series of underground things...