Superhero Class: Finding Meaning of Life in another world - Chapter 25: A predator

Diane's life crumbles when she discovers her husband Liam's affair with her sister Sophie. Betrayed and heartbroken, she retreats to her friend Joan's beach house, seeking solace. But as plans for revenge take shape, Diane uncovers darker secrets and hidden agendas. Pregnant and determined to protect her future, she embarks on a journey of survival, retribution, and unexpected alliances.

Elena, who spent her entire life as a cold-blooded female knight to avenge her family, ended up dying without claiming her revenge. When she opened her eyes she found that she went back into the past. By day she was a lady in a dress, and at night she carried a sword to change history and prevent her family’s destruction.

In the tenth year after the new era, the world finally came to an end. Zhang Mu truefully waited for his death, but unexpectedly found that he had returned to ten years ago. With his memory about the future, he swore that he would change the calamitous history, saving the earth from being destroyed! Walking dead, zergs, evolvers, and various mutated animals… nothing can stop him! The first step is to retrieve his identity as an era merchant , then find all the treasures he can remember to enhance himself!

- Description from Novelupdates

Akira, was born in the slum and wishes to get out but the only way he could was to risk his life in these ruins as a hunter.