Returning to Parents' Seventeen - Chapter 18 That’s Not Her Boyfriend

Jack died an embarrassing death and was reborn as Tony Stark in the Marvel Multiverse. He found out that the reality he was reborn in was a mixture of The Marvel Ultimates, other Comics, and a little bit of MCU, which wasn't good news for him. Too many enemies and unknowns. No way of knowing which event will happen when. No way of knowing who is good or who is bad.Thus begins Jack/Tony's journey of survival. He will do anything to survive and achieve his goals, no matter the cost.---Before you ask> No, this isn't a part of any previous series. This is a new ff.---MC isn't a saint. He'll do anything for survival. And MC won't be OP in battle from the start. He'll struggle and learn from failures and improve, for the first part. And this is a technological advance world. Finally, DON'T COMPARE REAL LIFE TO A FANFIC AND THEN ARGUE.---[The cover picture is AI-generated.][I don't own DC or Marvel except for my own OC][Harem? >Yes.]----Support Link:-https://www.patreon.com/XcaliburXc [15-17 advance chapters]----------

A seemingly ordinary training exercise led Chen Jian and his squad into a completely different time and space.In the post-apocalyptic world, monsters run rampant, and the surviving humans struggle to live under their terrifying claws.To fight the monsters, the living have abandoned everything.Human nature no longer exists; beastliness is the mainstream.To defeat them, one must first become them.-----------------Chen Jian was supposed to be like the others here, pursuing the maddening evolution.But, when the tungsten-core armor-piercing round first penetrated the Kui Niu's keratin armor, he suddenly discovered...Perhaps there is another way to stay alive?

The young Xiao Yi bore a mysterious seal within him, yet due to his father and siblings’ injustice, he was sent to the remote Nanhuang and became a son-in-law to the Fang Family. On his wedding day, the seal inside Xiao Yi was unlocked, and from then on, he controlled the Eternal Celestial Tomb! Many of the strongest beings from all the heavens and worlds were buried within the Celestial Tomb, and Xiao Yi, who now commanded the tomb, began his life’s journey of gaining strength through grave-robbing! “You think you’re a martial arts genius? Let me dig up a Martial God’s grave and we’ll see!”“You consider yourself an alchemy expert? I’ll dig up a Medicine Saint’s grave and then we’ll talk!”“You’re the son of a divine emperor? I’ve got plenty of divine emperor graves here!”“You’re the number one scoundrel in the world? ... You win, I’m out!”

A soul was employed by a higher being to help him manage his world. How will our protagonist live her life to the fullest while also fulfilling her new duties?I don't own Naruto. I adjusted the story to my liking. English is not my main language so don't bother about grammar mistakes too much.