Valkyrie's Shadow - Chapter 21Birthright: Act 2,

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 don’t know the length of Hydra, or the depth of S.H.I.E.L.D.

I don’t know that Ant-Man has an outfit, and I don’t know that the Winter Soldier has an iron fist.

I don’t know that there is chaos in the Bliss Space, and I don’t know that Miss Xiaoyu wants to get married.

I don’t know if the walking corpse is cheating, I don’t know whose fault the alien is.

I don’t know the legend of mutants, I don’t know that Kryptonians can’t afford to provoke them.

I don’t know that Black Panther’s family has a mine, and I don’t know that Iron Man is a mess.

I don’t know what happened to Lei Shen’s family, and I don’t know that Thanos is thinking about making troubles.

He doesn’t know the past or the way forward, he only knows that he stands firm at the critical moment and cannot be cowardly.

- Description from novelbuddy

Summoning ceremonies can freely call forth even “those which lurk in the depths beyond the gods”. One boy has top-level abilities even among the cutting-edge summoners who can use those ceremonies. He is Alice (with) Rabbit aka Shiroyama Kyousuke. But this strongest boy summoner has a single fatal weakness. Certain “cursed words” spoken by girls: “Help me.”

When Kyousuke hears those words from Meinokawa Higan, a girl brought to the verge of death, he throws himself into a city where three great summoner forces clash!

After the acid rainfall, which killed about a quarter of the world’s population. Mankind was still recovering from that horrible incident when superpowers gave rise to society.

With about sixty percent of mankind possesses various abilities from manipulation of elements, invulnerability, super strength, shape-shifting, acid generation, etcetera. The world soon stepped into the era of the supernatural.

In the new supernatural community, flocking around with heroes who deemed themselves as the guardian of the society, and villains who wanted to rebuild the world in their way, humans without superpowers are being discriminated against and looked down on.

Raphael Queen, a teenager from one of the undeveloped communities in the world, turned out to be a genius among geniuses.

Apart from being born with the power to induce decay on anything whether the target was organic or not, he also had an extraordinary talent in the field of technology and mechanics, and he could build technological advancement, enhancement, and weaponry.

Once enrolled in the infamous academy for villains, watch as Raphael bends the world to his will and finally brings peace and stability to the supernatural world.

This time around, it will be a new world… A world of truth, not lies.