Sophia Demiurge - Chapter 4: First Undead

A teen is summoned to another world as the Hero. It turns out the Hero can power up women with his cum.

Su Yao passed through and traveled to the Marvel world to become a mutant. He was still in the experimental base. He expressed a little panic…

Fortunately, at the critical moment, the mutant ability ‘imitation’ was awakened to imitate the opponent’s ability!
…
Imitation object→Orochi (title: Sun God, Will of the Earth)
Imitation object→Wanda (title: Scarlet Witch, owner of chaos magic)
Imitation object → Sun God…
…
Professor X: “We must find him as soon as possible and guide him to control his power to avoid causing irreparable disasters!”
Magneto: “You are my child???”
Thor: “Brother?”
Loki: “?”

- Description from novelbuddy

Liu Yi has always love reading romance novels since she was young, now at the age of twenty, her love for romance novel has never reduced but instead increase to the point she wondered if spending all her day reading novel is one of the reason for her single life. Liu Yi has read a lot of novels in her twenty years of living but has never been able to let go of her newest obsession, she has read the novel more times she can count and still ended up crying at the end. She felt sorry for the second male lead who did not receive any love from any of his family members except from his grandfather and the woman he ended up liking only had eyes for the male lead. What hurted Liu Yi the most was when the second male lead gave his kidney to the female lead despite his heart condition and got a wedding invitation to her wedding with the male lead in return.Liu Yi hated the author of the book and hated the female lead, she knew it was just a book but for some reason she just couldn't move on from it, she felt like what happened to the second male lead was unfair and wished she could do something to change his unfair fate, those were her thoughts as her eyes became heavy with sleep.Liu Yi opened her eyes when she heard someone called her little miss and was surprised to see that she was not only in the body of a ten years old but she was in the novel, in the same world as the second male lead. Knowing that filled her heart with joy, no one might have loved the second male lead but she will, she was going to give the second male lead all the love she has, but the only problem is, she was not only in the body of a ten years old who turned out to be the female lead half sister but also, didn't the female lead half sister died at the age of eighteen? Worst part is, the author never stated who or what exactly killed her.

Synopsis is in the beginning first chapter, so you can try to read it first.Zhang Fei is an ordinary human, but he is also an Incubus, and he also a Heavenly Fox.