That became surprisingly sweet towards the end, wouldn't mind if we got a fully sweet sequel. Something about the intensity of the sex while knowing that they are into each other is fucking hot.
Kouchi: "I Didn't Expect Some Kind Of Osananajimi Inquisition!"
Momo (bursts onto scene accompanied by jarring musical chord): "NOBODY EXPECTS THE OSANANAJIMI INQUISITION!"
Notwithstanding, Henkuma-sensei's take on the Succubus x Osananajimi combination is fine, too.