The Apocalypse of Pseudo-Methodius is an ancient document about a warning for bad things to come. It was written in the 7th century by someone using the name of Methodius, an early Christian bishop. The book talks about a time where there will be wars, disease, and other disasters. It warns that people need to have faith in God and be ready for the coming hardships. The book also tells people that they should prepare for the end of time and the coming of the Antichrist. In the end, God will bring peace and justice to the world.