The Reincarnated Assassin is a Genius Swordsman - Chapter 689

A 30-year-old NEET is reincarnated into the body of an otaku that choked to death on instant noodles. As he comes to grips with his new life, he realizes that this world is subtly different from Earth. The denizens of this world are far better looking, and this new world also possesses futuristic technology as well as mysterious Yin Yang masters!

Entering the mortal world for a hundred generations, do not compete for the youth of one life, but only for the day and night of a hundred generations.

Seeking immortals in the world of mortals.

My name is Li Qing. I have escaped from the mortal world in the third life, entered the Tao in the ninth life, and become immortal in the hundredth life.

(longevity stream, non-simulator, non-reincarnation rebirth)

(Bai Shi Shou Yuan, One Life Life)

- Description from novelbuddy

On modern-day Earth, An Lin seems to have been abandoned by God.
When his father suddenly disappears, An Lin is left with his father’s immense debt, putting his life at risk.
After being forced to a rooftop by his pursuing creditors, An Lin is unexpectedly swept off his feet and brought to the ground safely.

[Progression-Fantasy | Overpowered | Kingdom Building | Monster Girls | Literary RPG Mechanics][ACHIEVEMENT UNPRECEDENTED][You have successfully embraced the Origin: Celestial Archive][You have earned the talent: Summon (Rank E)][You have been gifted the ability to summon a single SSS-Rank creature][You have unlocked a new talent: Talent Copy][You have summoned Amara - Night Queen (SSS-Rank)][You have awakened the talent: Blood Monarch (Rank SSS)]In the Kingdom of Eirland, Hunters battle vicious monsters that emerge from mirror dimensions known as Events.Markus White awakens a Common Tier Origin, 'Scout', at the age of 15, dreaming of making it big as a Hunter. But Hunters like him are a dime a dozen, their efforts insignificant in the grand scheme.One day, while clearing an Event Rapture with his team, an unexpected incident leads him to encounter a dragon.Now armed with the Supreme Tier Origin 'Celestial Archive', which allows him to summon powerful Monster Girls, how will Markus use his newfound abilities? And what impact will his existence have on the world?