MTL - Realms In The Firmament - v2 Chapter 1960 Do my best [year of the sixth! 】

Shen Yuan, a normal human who was living his life peacefully on earth died mysteriously, only to get reincarnated into the world of cultivation with an unknown bloodline so powerful that it even surpassed his chest system....“Hmm, looks like becoming an alchemist might be good. System, purchase the Alchemy knowledge.”[Ding!][Congratulations Host, for acquiring Heaven Refining Alchemy Sutra.]...Follow to see the journey of how Shen Yuan creates the strongest harem since the Primordial times to journey the three thousand world.

Zyran has finally ascended the throne of Draconia — but true power remains out of his grasp. The royal advisors hold the reins of the kingdom, and strange changes are happening within the castle. His queens grow distant, drawn into the advisors’ web. Whispers of betrayal and hidden desires fill the air. Is Zyran truly the king… or just a puppet? And are his wives in danger?Find out as the king’s fall begins…smut---Netorare--Netori---WeakToStrong---Harem---Incest---Humiliation

The notorious imperial court lackey and the meritorious military general were well-known for their mutual dislike, a pair of arch-enemies set in stone. Who could have foreseen the unexpected change in the winds of heaven: the general injured on the battlefield, both legs disabled, and even forced by the emperor to marry his nemesis.  

With one marriage edict, two people with mutual hostility are forced to marry and live under the same roof. Yet after these long days together, they come to the realization that this fellow is not truly devoid of any saving grace/unattainable and high out of reach.

- Description from Novelupdates

I Became Hades, the God of the Underworld from Greek and Roman Mythology