After traveling through time and reincarnation as a demon, he also has a master who claims to be a superior demon, Rias, who often attacks him at night;

Himejima Akeno, who is also a servant, always wants to reproduce with him;

In order to avoid physical exhaustion and to survive, he works hard to improve his strength.

Can you become stronger by signing a trade contract with humans? Then sign it!

Sakurajima Mai, the quintuplets of the Nakano family, the killer Yoel, Kato Megumi... all sign it!

In order to live a peaceful daily life with his harem, Long Yi, as a demon, said that he still needs to work hard, either to be "invincible" in the world, or to have no "enemy" in the world.

Traveling through the world of American comics, he became a hell lord. After going through all kinds of hardships to enter the earth, he only had two goals. One was to enjoy life, and the other was to contract with human souls and turn America into his own industry.

Why did Apocalypse die naked on the street?

Why did Iron Man scream in the middle of the night?

Why is Wakanda repeatedly hit by black hands?

Why is Asgard frequently stolen?

Thanos couldn’t snap his fingers. Who did it?

What is hidden behind the sad face of the Avengers?

Behind all this is the distortion of human nature or the loss of morality?

Please pay attention to this book, let us follow the camera into the inner world of the protagonist…