Well, there goes most of my advice.

You can tell her the truth, and honestly, even with experience you're going to have times where this can happen. Especially if you're really into them.

That said, your inexperience is going to be found right away, so if you DO go further, know that she'll know, and you might as well tell her.

The real fuck up was bragging about sexual prowess in the first place.

Before I go assuming things, do you both like each other as people or was this purely carnal?

Like getting a check up, it never hurts to check in with a therapist and assess how you're doing. Contrary to popular belief, they won't try to make you stay if you feel alright.

I think he's more bothered about incidentally wanking to his dad than the affair at this point...

My great grandfather was allegedly a moonshiner. He had some booby traps around his operations (like blow your legs off if you tripped a wire kind). Is this a mechanic in the game?

God allowed the richest man on earth to bring two suitcases. He filled them with gold bars so he could take as much of his riches with him as he could.

At the pearly gates, St Peter looked in the suitcases.

"... why did you bring pavement?"