MTL - Orc Predator - ~ ☆The chapter is vaguely ambiguous

What got summoned was the world’s strongest sociopath.

Transcend to become the prince of Daxia, activate the Devil Emperor Summoning System, summon the powerhouses from other worlds, and fight for hegemony in the heavens!

If I were the Devil Emperor in the future, I would definitely let your blood stain the sky!

- Description from novelbuddy

The first time they met on a blind date, Ji Sang agreed to Fu Yisi's proposal to get married.The second time they met, they tied the knot at the civil affairs bureau.The third time they met, just back in the country, Ji Sang looked at the man who came to pick her up and decided she wanted him to be her model.Ji Sang thought her husband, whom she married through an arranged marriage, was a gentleman on the outside but cold and indifferent on the inside.But unexpectedly, the man turned out to be so sultry and scheming!Fu Yisi: 'Do you like jawlines, hmm?Fu Yisi: 'Want to touch?'Fu Yisi: 'Am I good enough? You can check yourself.'Ji Sang is a giant in thought but a dwarf in action, rendered powerless by his teasing. She imagined it countless times until one day after an argument between them, Dr. Fu leisurely took off his shirt.'Didn't you want to shoot me? I'll let you shoot to your heart's content.'A socially anxious and aloof photographer x A cold-faced, quiet, sharp-tongued but kind-hearted Dr. Fu.

Karl Adelheit, a self-proclaimed ordinary student returning from military service.

And a nobleman who enlisted as a soldier and received Medals of Honor.