Ex-husband, Behave Yourself - Chapter 590

After the nuclear warfare, massacres started to spread throughout the entire world. The order between humans completely collapses, and the strong eats while the weak gets eaten becomes the #1 rule.

“Could you become my daughter?”

A supreme expert in the Immortal World had died, and a strand of his soul returned to its original body on Earth. Tang Xiu discovered with amazement that ten thousand years passed in the Immortal World, yet only a single year passed on Earth.

Ruthlessly betrayed by his lover and trusted friends, Tang Xiu found that his soul went back to his previous body on Earth, and, despite he spent 10,000 years in the Immortal World, just a year has passed on Earth and many things have changed. Having an unsurpassed knowledge, Tang Xiu will protect his loved ones and go back to the Immortal World to take his revenge.

- Description from Novelupdates

I found myself inside the bleak BL novel Silence, where both the protagonist and the antagonist perish. And I became the oppressed omega, Seo Heemin, who tries to escape, ends up breaking his ankle, and even suffers a miscarriage. As expected, as soon as I come to my senses, I am sold to Cha Yiheon, who harbors a deep grudge against the original protagonist. “Why don’t you hit me?” “…Do you want to be hit?” Fortunately, he is a revenge-driven character who loves Seo Heemin dearly. To return to reality, I have to gently seduce him and achieve a happy ending. *** “Hyung, it’s Heemin.” —…Where are you now? Are you crazy enough to want to die? The raw emotion of his anger was palpable. His rage was at its peak, more intense than ever. But, as I had expected this reaction, I calmly responded to him. “I’ll be done with my appointment in an hour, so come pick me up. Let’s go on a date at our lake park.”