The empire has turned into the land of the undead due to a spell gone wrong. God summoned heroes from countless worlds to purify the empire and plant new hope. Lee Shin Woo, an ordinary earthling, was also summoned. As an undead, that is.
Power of the Verse
The Verse is currently sitting at Wall level and Subsonic while having notable abilities such as Madness Manipulation, Mind Manipulation, Absorption, Reactive Evolution, Resurrection, Fusionism, and Regeneration