MTL - Chaotic Lightning Cultivation - ~ Section 143

Going for a swim, she ends up in an ancient wild Beast World and ends up being brought home by a handsome wolf.
She wants to stick to the handsome wolf, stock some salt, farm some land, look at some handsome men and grow old like that, but the handsome wolf pounces on her every day.
What? He wants her to have babies?
NO~ NO~ NO~ There is no happy ending to interspecies marriages, hurry and let go of me handsome wolf~

- Description from Novelupdates

Natsuki arrived in the world of Naruto. He chose to let go of the savior complex, respect the fate of the chosen one, and live only for himself.Naruto: Sasuke!Sasuke: Naruto!Sakura: Stop it, you two! Don’t fight anymore!The rain poured relentlessly. Off to the side, Natsuki snacked on sunflower seeds, casually handing some over to his girlfriend, Tenten.Pain: He deflected my Shinra Tensei!Obito: I just wanted to create a world with Rin... but that bastard Natsuki said “If there’s Rin, there has to be Kakashi,” and made me watch Kakashi unleash Kirin. Be born already!Six Paths Madara: I acknowledge Natsuki as the strongest!Black Zetsu: Natsuki, you bastard! Get your foot off my mother’s head!Natsuki: Just Eighth Gate, Hiraishin, and Sage Mode—and I’m already the strongest in the shinobi world? Really?

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!

Arthur Reynolds lived as a quiet, compassionate soul who loved to read and workout in his spare time, sacrificed himself to save his family, trading his own life for theirs.In death, his journey was far from over. Reborn into the mystical world of Sylvara as Raegar Blackwood, he discovers a land teeming with Aether, prestigious magic academies, perilous dungeons, and fearsome monsters.Join Raegar as he learns how to harnass his Fusion Magic to become a legend in the making. Witness him conquer dungeons, win tournements and become the strongest.