I Play the Horror World as a Simulation Game is a Manga/Manhwa/Manhua in english language, Drama series, english chapters have been translated and you can read them here. You are reading chapters on www.mgeko.cc fastest updating comic site. The Summary is

A mysterious force descends upon Earth, giving rise to a horrifying civilization. While everyone is immersed in fear, struggling to survive, Qinnuo discovers that he can earn system rewards by manipulating the emotions of ghosts. With each completed instance, he can establish his own industry in this terrifying world. Whether as a waiter in the Yinquan Restaurant or a chief doctor in the Death Hospital... As Qin Nuo completes one instance after another, he realizes that he has become a giant in the ghostly realm.