She still gets knocked out at the sight of a dick.Endurance reduces pleasure damage taken. Even getting an accessory for it makes a big difference if Karryn's slut level isn't crazy high. Though once you get all the passives that stack resist reductions in combat, you should get used to seeing Karryn orgasm from even a stiff breeze hitting her ass, regardless. That's where Resist Orgasm comes in, crazy expensive, but it can be a huge help.