There is some text which may suggest that some girls from Holton enjoyed group sex. Due to redactions in the only readily available copy of yearbook page the paragraph's meaning is unclear.
But that is probably enough for Avanetti to seize on.
Of course the girls writing about their choice to do that kind of thing undercuts Avanetti's argument.
I clearly attended the wrong high school.
You can find stuff like that at any school if you look hard enough and read things with that interpretation in mind. The Democrats are doing the same thing with Georgetown Prep. You have to bear in mind that when high schoolers talk, there's usually much exaggeration.