5K should have been acceptable.... as a deposit.... until he could return with the other 8k.....
I'm proud of you for getting out, getting all-up-in-her-$hit, and getting the hell outta there without getting in trouble.
Sometimes it is impossible to restrain yourself from engaging the DB's of the world....
Have you considered that possibly tire-kicking-chump-change could be married to whole-lotta-wrong-way-rosie??