I am guessing it means what used to be called heavy petting without penetrative sex, so they were still virgins.
This is scoffing at and belittling that final boundary that could also avoid pregnancies in unprepared teens.
Heaven forbid too - apparently - that it is heterosexual. It could really apply to gay teenagers too anyway.
It is about not too much, too soon, and also leaving time to think, but is, according to these people, contemptible.
That boundary is a good thing given these are year 10 so at an age before sex is even legal. But not for these from societies horse brushers.
I think there ought to be a class action against them for incitement for minors.
What idiot encourages 14 and 15 year olds to film themselves having sex too? We know how sadly that can end.
They can all have holiday pocket money from OnlyFans.