Akuyaku Reijou ni Nanka Narimasen. Watashi wa『Futsuu』no Koushaku Reijou desu! - Chapter 123.2: Let’s buy underwear.

The older young Lisko woke up and found that he had become an American. He took over his father’s ranch and began to live in the United States.

- Description from novelbuddy

Bearing the supreme Blood of the Emperor, he unlocked the strongest Emperor's Eye!Martial Technique Copying! Bloodthirsty Frenzy! Seeing through illusions! Memory Reading! Burning World Black Flame! Cloning instant movement! Spatial destruction! Unlimited Vision! Time Stasis!…[Chaos Heavenly Emperor] Ling Feng, “With these eyes, I dare to make heaven and earth tremble!”

Only a pure maiden can have a privilege to make contract with a spirit.

In Areishia Acadamy, maidens from noble family were gathered there, giving them an elite education to become a spirit contractor. A boy Kamito, by accident he peeped on a girl, Clair, who was taking a bath, and he even made a contract with spirit that she wanted.

Kamito was actually an irregular male spirit contractor, which should not exist.

Lukas was forced out of high school before he could undergo the Awakening Process. His dreams of starting a new life by becoming an Awakened were shattered.Becoming an Awakened with supernatural powers meant being bestowed with riches and all the resources needed to fight off the invading hordes of demonic beasts.Lukas received the Slaughter System instead. With every kill, he was able to grow stronger and gain new abilities.[Ding!][Congratulations on Host’s first slaughter.][Current Slaughter Points: 1/500][Host Level: 1][Please Select New Ability]Soon, he was able to fighting off demonic beasts invading and move up the ranks.