Shape Moon: the Holy Grail War Started by Coca-Cola

My roommate said: The end is coming, and I want to go to Atlanta to drink Coke before I die. Hai Wuyou thought this request was reasonable, so he went. Then he ran into a serial murder case, a wealthy family murder case, and a group of ancient undead who called themselves "Servants". In this Holy Grail War where seven groups of masters fight Some people want to save the country, some want to become gods, and some want to kill people. Hai Wulu just wanted to return to China alive and bring the photos to his roommates. But his servant said: "If you don't have a dream, then I will lend you one." This is a Holy Grail War that started with Coca-Cola. It is also a story about a mortal and an emperor dyeing each other.