Reborn in Naruto As Madara's Grandson - Chapter 357: 335. Adversary

After rebirth, Long Xiaoyuan went into raptures because he was in poor health in his previous life. However, he suddenly found that his soul was in the body of a fatuous and self-indulgent emperor.

This fatuous emperor put sycophants in important positions while executed the faithful and the upright!

This merciless emperor married the son of a general and kept torturing him!

How could he be reborn as such a person?

The empress was pretty handsome and smart. Since the former soul of the emperor didn’t cherish such an excellent man, Long Xiaoyuan would love the guy and save himself by the way!

- Description from Novelupdates

The world was once at war with 10 alternate worlds. This was known as the Concept War and our world won 60 years ago. All of this was concealed so no normal people are aware of this fact in the current time.

After the death of his grandfather, the high-school student Sayama Mikoto is suddenly summoned by the giant corporation IAI. He learns this world is headed for destruction due to the acceleration of the Minus Concepts. To prevent this, negotiations must be undertaken with the survivors of the other parallel worlds so their 10 concepts can be released.

And so Sayama is caught up in the final battle to clean up after the Concept War which left behind so much enmity.

Shikigami: “Master, it's time to increase your magic power through sex tonight.”-----------------------PS：Shikigami is the term for a being from Japanese folklore. it is thought to be some sort of kami, represented by a small ghost.Usually shikigami are conjured to exercise risky orders for their masters, such as spying, stealing and enemy tracking.

Jason, a young man who died after getting involved in a brutal accident that killed him reincarnated into the exact novel he was reading on the night he died.He was reincarnated into the novel he was reading before his untimely death, as a baby who had just been birthed successfully. From his birth he was shown no love due to his non-existent aptitude in magic.Lucky for him, he awakened the Talent system.A system that allowed him to copy talents; skills that individuals excelled at, the skills that made said individuals the cream of the crop. With the exact same mastery of the person he copied it from.The system when trying to increase his aptitude for mana only managed to decrease it even lower blessed him with nature energy to passively strengthen himself.With no magic and a system that allows him to copy talents, watch Jason climb through the ranks of the world and become the strongest!...[Host can choose a talent to copy: Null eyes, War God's Embrace, 30 Blade movements, Advanced War Tactics]