The Lord of the Undead in Doomsday Catastrophe

The world in the future fell into darkness for three days. A meteorite fell from the sky at noon on the 21st, and the world directly entered the era of cataclysm, with infected people all over the world. Ying Hongxuan, an orphan college student, obtained the real secret book of the undead and became the undead monarch and began a happy life in the era of disaster.