Invincible Domain: From Loser to Ruler of Three Realms

The Story

Luke, long targeted by relentless bullies, accidentally releases Lucifer and secures an invincible domain. He forms intense pacts with a wealthy heiress, a demon-hunting saint, and a seductive succubus to break three seals. This union builds his harem while he crushes his tormentors and exposes hypocritical Heaven. Luke ultimately saves Earth, rules three realms, and wins the affection of all three beauties.