The Demon Lord Hates Reverse Harem

Appearance Different from Actual Age Based on a Novel Based on a Web Novel Black-Haired Character/s Black-Haired Female Lead Black-Haired Protagonist Blue-Haired Character/s Brother and Sister Brother-Sister Relationship Brown-Haired Character/s Character Development Dead Family Member/s Dead Parent/s Demon Lord/King Demon Queen/s Dungeon/s Dungeons Invade Earth Ex-Lover/s Eye Color Change Familial Love Family Reunited Female Protagonist Flashbacks Full Color Long-Haired Protagonist Love at First Sight Mage/s Magic Multiple Love Interests Obsessive Character/s Older Sister Older Than They Look Overpowered Female Lead Overprotective Sibling/s Protective Sibling/s Protective Sister Reunion/s Reverse Harem Reverse Isekai Sibling Love Webtoon Younger Brother