Age 17

Adell is the only human in his world that was not affected by Overlord Zenon's curse. He is determined to defeat Zenon to turn his demon family back to human. He has a strong will and when he makes a promise, he will risk his life to keep it. He doesn't like lies and girls, and is a straightforward, hot-blooded young man.

Age 17

Rozalin is Overlord Zenon's only daughter, who is spoiled and sheltered. She lived in her mansion her whole life, so she knows nothing of the outside world.

Age 1473

Etna is a demon lord who came to Veldime to defeat Overlord Zenon to gain the title Overlord.

Age 11

Taro is Adell’s younger brother who is timid and a little sarcastic. As a result of Overlord Zenon’s curse, he is a demon with horns on his head. He usually talks in a carefree tone, and is never nervous.

Age 9

Hanako is Adell and Taro’s little sister who is very energetic and a tad precocious. Turned into a demon by Overlord Zenon’s curse, she has devil wings on her back. She admires Adell, and her future dream is to become a strong, sexy demon. Despite her age and looks, her cooking skill is of a professional level.

Age 41

Adell, Taro and Hanako’s slightly meek father, who, aside from Adell, is the only other sane person in the family. As a result of Zenon’s curse, he has turned into a demon zombie, but does not smell. His real name is Dad.

Age 38

Adell, Taro and Hanako’s mother, she was a first class summoner when she was young. She won't hesitate to do anything in order to get things done, and doesn't care about the details. She has a third eye in the middle of her forehead because of Zenon’s curse.

Age ???

Zenon is the father of Rozalin and the conqueror of Veldime who turned humans into demons. He appeared in Veldime 15 years ago and made a curse that turned the world into a demon world. His curse also saps the memories and consciences from the people of Veldime. He is feared as an overlord who killed 1,000 overlords.

Age 2188

Axel is a former Dark Hero who was popular on TV and movies, but now works as a reporter for a local travel channel. He believes he is still popular and cannot let go of his past glory.

Age 15

Tink is Rozalin's childhood friend. He states he was a beautiful young man, but someone transformed him into a frog.

Age 20

Yukimaru is a ninja girl with a secret task who participates in a battle arena hosted by Overlord Zenon.