Takarakuji de 40-oku Atattandakedo Isekai ni Ijuu Suru - Chapter 81

Shao Di Yu, an orphan, is adopted as a result of of a murder case involving the deaths of his entire family. Because of some painful experiences, he refuses to speak. However, he has sharp insight; moreover, he becomes under the care of a pair of twin brothers in the police force, who also have a child currently in university. Yu Yin possesses yin-yang eyes, which allow him to see things ordinary people cannot. The two brothers happen to complement each other, and together they investigate various inconceivable incidents.

Dao Fa leads to spirits, and medical therapy leads to ghosts.

A third-rate university graduate who was supposed to run around in a mess for his livelihood, but because of an inadvertent shot to save people, whether it is extremely peaceful and rewarding for his good people, he has obtained the legendary inheritance of the mysterious arts and medical methods of the experts in the realm of self-cultivation. Another brand new and weird new world!

- Description from novelbuddy

There is a very strange restaurant in the City of Sin.

“As if I’d marry an ugly woman like you!”