As the new semester approaches, Cheng Yuyi inexplicably receives an anonymous letter or an anonymous "love letter"? There was no signature on the letter and no special title. There were only a few large, crooked words on the letter - "Beware of my swamp" and "It is my present". Is this God's favor? Or a warning from the devil?
Everything is unknown...
Purpose: This article intends to show the supreme emotion. As for what it is, I hope you will come.