Okami Wa Nemuranai - Chapter 42.16-17-18-19

In a post-apocalyptic world where humanity survives in fortified cities, only a lucky few awaken Talents, supernatural powers that allow them to level up.Isaac believed he was destined for an ordinary life—until he awakened the Bonded Blessings System.This system granted him a unique ability: he could share the talents, abilities, and progress of his wives.[Your wife, Sword Empress, has reached Overlord rank. Sharing progress…][You have leveled up 10 times and reached Overlord rank!][Your wife, Ghost Queen, has unlocked the full potential of her Nether Eyes. Sharing progress…][You have awakened Supreme Demonic Nether Eyes!][Your wife, Dragon Saintess, has purified an Ancient Dragon Heart and absorbed it. Sharing progress…][You have awakened the Ancient Dragon God's Bloodline!]Killing monsters? Grinding for levels? Why bother when his wives could do it for him?As long as they grew stronger, so did he!

Fade was a legendary assassin that could kill just about anyone, as long as the price was right and the reason was just.

One day as he was reminiscing about his life when he lost someone important, he fell asleep. When he woke up he was in a weird place, a different body, a different world.

A teenager who unexpectedly gets transported to the modern world from ‘the world of the immortals’ . He finds himself in the body of an ordinary guy. He wants to go back to his world and for that, he will have to practice to get stronger and investigate the reason why and how he crossed through to this world.

- Description from Novelupdates

This was a world ruled by summoners. In this world, summoners were the most remarkable existences that took center stage. When the mysterious, higher world was within reach, when the recollection of the glorious Huaxia civilization overlapped with reality, the story of the summoners in Great Flame Republic unfolds…