You can't trust blondes. She's willing to give her brother a new haircut between her legs just to be appreciated. I understand him - it is impossible to break away from such a body, even by force of will. And then we wonder why some chicks don't give it up on the first date. It's because they have brothers who string them up before they do!
It's fun to watch, but it's probably even better in person. The shameless daughter, by the way, has very nice and sexy lingerie. And the father is a very even handsome man, so having sex with him is nice and desirable.