MTL - Righteous Angry Hunting Demon - Chapter 57 what's going on?

In the year 2220, a radiation source in the Pacific Ocean, tens of thousands of times stronger than a nuclear bomb has begun mutating exposed creatures into horrific monsters thousands of meters long. Mankind’s only hope was nuclear weapons, which only made matters worse. The combination of the natural radiation and nuclear radiation released an incurable and highly infectious virus, turning the 90% of the world’s population into violent zombies in mere weeks.

At twenty-four, Ashley Flynn had endured more than most. From the tragic loss of her parents to the lose of her marriage–and now, the mysterious abduction of her daughter. Just when she thought life couldn’t get any crueler, her ex-boyfriend resurfaced. Rich, powerful, and more relentless than ever, Lorenzo Grey was determined to win back Ashley’s heart, no matter how much she hated him. Or how long it took him.When she turned to him for help finding her missing daughter, he saw the perfect opportunity he had long awaited.“You mentioned that you wanted to help me find my daughter,” Ashley said, her voice trembling slightly.“Yes, I did...” Lorenzo replied, watching her like a hawk. “...but it won't come without a price.”Ashley hated him even more for trying to exploit her desperation–but he knew this was the only tool he had left to reclaim what was once his. And now, Ashley must do what she felt was necessary, even if it meant breaking her own defenses and craving the very man who once shattered her heart. Because to her, a mother’s love knows no limits—and no sacrifice was too great.

God plucked one of his creations from his first Earth and gave him a second chance in another one of his Earths...surprise it is in DxD! Now reincarnated as a perverted side character how will our poor protagonist handle his new identity? Well he probably wont make the choices you will want him to, that's for sure!

“From today onwards you are no longer my son. Get out” Being born into a noble family that is aiming to become the ‘strongest’, at his aptitude ceremony held on his 12th birthday it was discovered that Igni could only use fireballs. Igni who can only use beginner level magic was kicked out of his house.

With no where to go and without much magical ability, Igni is scraping by through life. However, one day he has miraculous reunion. “What? Is that Igni there?” “Gr-grandpa!?” It was a reunion with his grandfather, the man who was once called the strongest [Kyokuten] but was banished from his noble family because of his excessive womanizing…! “Grandpa! You said strong men are popular, but I can’t be strong!!” “Igni, listen carefully. Strong men are popular but, hard-working men are even more popular!!” “Grandpa! I’ll try my best!!!” Igni whose parents who banished Igni from the house, didn’t yet know of his obsession with being popular under the guidance of the strongest [Kyokuten] magician…!

“Igni that magic!” “This? It’s a fireball” “With this you can aim for [Kyokuten]! Come back here!!” “Nobility isn’t popular” “What are you saying?” This is a story where a young magician becomes the strongest by honing his skills all in order to become popular.