Itai no wa Iya nanode Bōgyo-Ryoku ni Kyokufuri Shitai to Omoimasu - Chapter 429

Will this treacherous darkness swallow you up, or will you survive as a unique existence?Lin En accidentally transmigrated into this monstrous world. As a rare human doctor, every one of his patients was moved by his “gentle” treatment and “sincere” service!“Anesthetics? Maybe next time.”“My knife is quick, it’ll be over soon~”Welcome to Bloodsaw Pharmacy, where we will serve you wholeheartedly.

Zhou Wenwen, who had traveled to a parallel world because of sudden death, thought that he could only live in such an ordinary life in this life, but the golden finger finally opened. He has a store where he can buy technological items and magic equipment to ensure his survival.

But the threat that followed made him realize that this place is not ordinary, because there are Transformers, Marvel, the Dark Portal from World of Warcraft, etc.

- Description from novelbuddy

Due to a problem in his soul, Rean never cared about anything in his life. Even though he died heroically, there wasn’t really a 'will' behind that action.

The Republic of San Magnolia.