I hate how looking for tagged "highschool dxd" galleries will have no results ;H; Keeps me unaware if any new dxd doujin gets released when I don't check every single new doujin that gets uploaded.
Oh god, that last page. Basically, Rias warns Issei about the dangers of a demon stuffing his dick inside of a holy maiden. Fortunately for him, Asia went the "technical virgin" route, but damn. Just look at how terrified that left him (and rightfully so).