A Son-In-Law in a Strange World of Immortality

Xiao Kecan is an ordinary office worker. He lived an ordinary life until one day he lived in an apartment where the Scarlet Mission was issued. He picked up a movie poster with his name engraved on it. He got on the last bus No. 13 And got a piece of parchment that said "I am Xiao Kecan. I will be dead when you see this sentence. Below is the map I drew. Follow the route above to get out. Quick, quick! They are coming..."