It All Starts With Trillions Of Nether Currency is a Manga/Manhwa/Manhua in (English/Raw) language, manhua series, english chapters have been translated and you can read them here. You are reading chapters on ManhwaZ fastest updating comic site. The Summary is
Lin Yu accidentally awakened a “Rich System” that distributes money every day. But the money which issued by the system is actually usable underworld currency! A few years later, the accumulation of underworld currency reached the trillion level, and suddenly terror revived, and horror games descended to the world. Only by becoming a ghost master can you have a chance of survival! Others are still frightened to curry favor with the ghost, but Lin Yu, relying on his identity as a god, pushes the vacation in the horror dungeon! Money can really change someone even ghost is no different!