Isekai Maou to Shoukan Shoujo Dorei Majutsu - Volume 3 Chapter 3.3

Dangerous Omega Series #1After dying in a horrific hate crime, Suki, a certified Fudanshi and a covert celestial fox spirit living in the human realm undergoes a mysterious transmigration. He was unwittingly transported into the very world depicted in “Their S-Class Affairs,” an intense, hardcore and smut-ty BL manhua. The story that he was reading before his untimely demise.Suki, as the legendary nine-tailed fox, would have an easy and comfortable life if he possessed a body of a nameless extra.He could watch the betrayal and messy lives of the characters in the Manhua without throwing himself into the eye of the storm.However, fate proves harsh for a demon spirit like Suki as he unexpectedly becomes the omega husband of the enigmatic alpha and wild stallion ML, Bai Tingfeng.In the panels of the manhua, Bai Tingfeng harbors no affection for his vain and irresponsible husband.Suki, who now assumes the identity of the renowned model omega, Shen Yuan, knows this all too well.There's no way in hell that he can rely on the S-Class alpha's help in consolidating his new body.Since Suki can't acquire help, he doesn't want to be affected by whatever drama that the ML's halo would attract. Who would want to get all the trouble without reaping the benefits? No one.Shen Yuan/Suki decided to stand on the sidelines while munching popcorn, ready to watch the dramaLet Bai Tingfeng unleash his beastly nature and become the notorious f*ck boy in the city.Suki/Shen Yuan doesn't care about that. All his concern was to be separated from this difficult man!Will the husband and husband fall for each other? No one knows. Only the electronic billboard asking someone's WIFE for a coffee date would do the talk.#omegaverse #alphaxomega #MPREG #dungeons #magic #transmigration #powercouple #childraising #beast #nonhumanMC #supersmutBL #misunderstanding

Lin Yan had transmigrated into the world of Immortals and had become a Heavenly Emperor who was already defeated by the Male Lead along with the ten Female Leads at the beginning of the plot.

But as Lin Yan was about to die, he awakened a power that he could use to rewrite his past doings.

So, Lin Yan has begun to rewrite his past.

When Lin Yan was still a child, he struggled to feed Xiao Yanran, one of the female leads, who was then younger than him. He had to strip his Supreme Bone and give it to her, protect her from the obstacles. He made a vow, “As long as I am here, no one will be allowed to bully you.”

Later when Lin Yan’s cultivation rose , he had run into Xiao Mei, yet another heroine, and the two of them spent time together and eventually got married. When the Devils were about to invade their world, Lin Yan said staring right into his wife’s eyes, “I will protect you with my life…”

And soon he rose to become the Heavenly Emperor.

Everything he did was to shelter his loved ones and to protect the world.

However, his actions were misunderstood by the world.

…

Let’s see what all Lin Yan had done in the past…

“She had just traveled through time and now she’s doing a cesarean on her dead mother? And the children were still alive! Then, she had barely had the time to relish in her joy before the stupid villagers were going to burn her as a witch? Later, an emperor arrived on his horse and said, “Come with me.” The girl asked, “Why?” He answered, “Help my precious horse deliver her foal!”

Lin Fuyin had only thought of leading a quiet life with her two siblings after avenging her mother. She had never thought of being embroiled in the murder within the royal family as a village girl! Follow Fuyin through her tempestuous journey and as she stands at the top of the Wei Kingdom! The phoenix flaps its wings, about to soar…”

- Description from Novelupdates

Perhaps it is the choice of fate. As a senior otaku, Qian Lingfeng got the “steel shell system”. However, when he swept the world with the system, became a local rich man, made all kinds of beautiful women, opened a harem, and realized the ultimate fantasy of thousands of otaku, he found that things seemed far from simple!
When the end comes, biochemical zombies suddenly come down, fierce beasts are in power, bloodthirsty zerg roam to kill the world, and human lives are comparable to dirt. Where will weak human beings go in this world? Is humanity going to be extinct? Or … can an otaku save the fate of the human race?

- Description from Novelupdates