There are many kinds of doomsday predictions, but most of them are rumors meant to attract attention. At the end of 2015, a new type of virus appeared in the world, the X-virus, which is transmitted through water. The incubation period is generally about one month. It initially presents with high fever and confusion. In early 2017, some scientists took the lead in developing an X-virus vaccine and promoted it on a large scale. On April 1, 2017, April Fool's Day, the X-virus mutated. The end is coming and punishment is coming.