Hentai logic tells me that Patchy is referring to herself, but knowing Hammer it could be otherwise.
Hentai logic is that girls always bleed the first time just to show that it is, actually, the first time, and they haven't been spoiled by anyone else before that. Because that's apparently important.
I think she may have gotten him tentacled as she's fully dressed at this point.
Some people, such as myself, like to do it with most of the clothes still on. Which, in the case of a long skirt or robe like so, would be problematic when paired with virgin-esque bleeding.
Hentai logic is that girls always bleed the first time just to show that it is, actually, the first time, and they haven't been spoiled by anyone else before that. Because that's apparently important.
Unfortunately, that's society logic, in many places of the world. Most places, even.