I Just Traveled Through Time, and You Told Me This Is a Biochemical Hotel?

This is a world swept by biochemical viruses. Everyone is living as ghosts and trying to survive in the hands of monsters! There are seraphs who rule over the nations and judge mankind! There is a Mad Titan who dominates a continent and crushes thousands of miles with his fist! The eldest brother even picked up his luggage and wreaked havoc in all directions! No one knows me as ghost hunter, goddess of vengeance, demon swordsman, demon hunter, and no one knows me as ultimate hunter, time and space hunter, holy fist hunter, and redemption hunter! And Chen An knows everything! It is also bound to be, almighty! In the biochemical hotel, everyone wanted to survive until the end of the instance. Chen An chose to feed the alien terminator biochemical grenades and passed the level perfectly! In the ruins of the Giant City, Chen An holds the Purgatory Gatling and saves the Titan! In the ruins of Chaoge, Chen An, as the ultimate hunter, fought against hell, steel, void, and the Queen Terminator! "From now on, humans will counterattack the biochemical ghosts!" Chen An stepped on Seraph's body, and the king's soul in his hand pointed to a foreign land! This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.