MTL - Two-Faced Husband, Have Some Decency! - ~ 149 You are the most beautiful cloud in the sky.

The world that nurtured the civilization which reached the pinnacle of magic was on the verge of destruction.
The last survivor transmigrated to the past, when the magic civilization started growing, as countless mages were still fumbling their ways through the thorny paths of magic knowledge.
He, who came from the end of the magic era, aim to reach the pinnacle of magic.

- Description from Novelupdates

Ever since she was a child, Ye Jiao was treated as trash in Chen Kingdom. Suffering from countless beatings and endless humiliation, Ye Jiao endured the harsh life without being able to do anything. Only a rare few cared for her and showed her warmth in this cruel world.But the Heavens didn’t give her the chance to live peacefully.It took the little things she had and pushed her over the edge into the bottomless abyss. Filled with despair and sadness, she had to hide and bide her time as a lot of people wished for her death.“I have lost everything; you can’t take anything else from me. But I will gain much from this in my path as Eon Energy Master---I’ll not give up and someday, I’ll reach the peak.”Her small hand plucked the stem of the white lily flower and gripped it tight, with determination flashing across her eyes. Trash? Her small lips curved up, tinged in mockery.Even if everyone around her wished to kill her, she would never give up.She will show them who the real trash was and become the greatest genius in the world!Even if the entire world was against her, she would not cower.She will reach the peak.

The strongest Demon Lord dies, and reincarnates as a human. Not only that, he because of various incidents turns into the hero’s best friend.

Follow his journey as he tries to help the hero escape his fate, and on the sideline to conquer the continent while he’s at it.

The figure of the Armada seems to be still riding the wind and waves in the Atlantic Ocean, and the gold of South America still seems to flow in continuously. As Alfonso from the Bourbon family returns to the Royal Palace of Madrid where he was born, the story begins here…

- Description from novelbuddy