I love needlessly long manga titles.
My cat launched a nuke and to stop it I married my plumber!
https://www.theouterhaven.net/2021/10/new-light-novels-title-is-196-pages-long/ Trollian light novel title
It’s from AnimeMaru, which is (was?) basically the Anime Onion.
However, “Mukuwarenakatta Murabito A, Kizoku ni Hirowarete Dekiai sareru Ue ni, Jitsu wa Motteita Densetsu-kyuu no Kami Skill mo Kakusei shita” (The Villager Who Was Abandoned, Was Picked Up by an Aristocrat and Awakened a Legendary Divine Skill) is an actual series which has an anime announced.
Isekai is “normal fantasy setting” but you must explain everything to the MC, which is useful because you had to find a way to explain that shit to the audience anyway.
Well in an isekai hentai they explain jack shit why the MC needs to cum in all those women. Just that they are obsessed and he “frees” them.