I can return to the age of mysterious - Chapter 1119 - 566 Battle Conclusion (4000)

“Are you good at Acting? Singing? Dancing?”“Are you handsome?”“Do you have the talent?”“How about popularity?”For someone who has been in the showbiz industry for half of his life, Park Juwon could confidently answer that he had it all.From countless awards, fans, and money, he was a star loved by everyone — even the most sought-after celebrities and idols.However, in a twist of fate, Park Juwon suddenly encountered an accident that would change his almost perfect life.When he thought that it was his end, he suddenly found himself transmigrated in the body of Nam Minjae, a rookie actor, who had been dreaming of hitting the big stage since he was a child.[System Integrating…][Ding!][System: Become a Legendary Superstar!]

Reborn in the Naruto world, Shin Uzumaki finds himself in the doomed Land of Whirlpools. As a member of the Uzumaki Clan! Trapped in a world filled with war, betrayal, and unimaginable power, Shin’s survival seems impossible.. Until it isn’t!![Ding! Replication System Activated!][Daily Login Reward: Common Replication Card.]​​​​​​​[Newbie Gift: Perfect Sage Body—​​​​​​​Adamantine Sealing Chains​​​​​​​—​​​​​​​​​​​​​​Four Symbols Seal​​​​​​​]With the power to Copy any Ability—whether it’s the Kekkei Genkai or Rinnegan or Forbidden jutsu—Shin begins his journey to dominate the Ninja World. [First task: Save Kushina and prevent the destruction of the Uzumaki Clan.]

This story is about a rookie researcher, who was forcefully dragged away from his restful life, compelled into facing various killers and zombies, always having to risk his life at the brink of death, and finally becoming an advanced researcher that is acclaimed by all. And throughout his adventure, he met an alluring(?) killing machine, who he started to have fantasies on after they had an accidental kiss…

Xiao Yan: Did I fall for him? But he’s a man!

Maya: Who knows…. maybe it’s the other way round?

- Description from Novelupdates

A young man with an extraordinary mind is off on an exciting adventure when he mysteriously wakes up in the body of a feeble slave-guy in a different, rich in quirks world.

The main character, a selfish jerk, would use extreme means to achieve his goals. However, he never allows his base instincts to overrule his sense of decency. He always pays back both good and bad deeds.

Will his (terrible/excellent) mentality help him make a fresh start? Will he get through misfortunes and hardships of the new world?