He knows the world doesnt derserve her - Adonis love for Chloe - The Kingdoms of Ruin
God created humans and witches where the witches magic became prosperity and peace for humanity. However, the Redia Empire developed technology that advances magic and magic is no longer needed, humanity went against and eradicated all witches. A powerful witch Chloe and her human apprentice Adonis are walking in the desert, they are attacked by soldiers, Adonis says his kind deserve to be destroyed for this and he wants to do it despite Chloe's reasoning. But they are suddenly transported to the Redia Empire where they are met by Emperor Goethe, Chloe gets stripped and humiliated in front of the crowd. When Adonis is about to be killed, Chloe begs Goethe to spare his life and lets herself get executed. Adonis is angered by humanity's display of cruelty and the loss of the one who loved and cared about him. 10 years later, in a internment camp the prisoners Doroka and Anna talk about the believe humanity would be happy once the witches were gone wasn't true as humanity began fighting each other, the Redia Empire started wars that never ends and captures people from other lands. Doroka is about to be sold but escapes while freeing the prisoners, she runs in to a room where a contained Adonis is about to be freed, ready for revenge.