Stepdaughter asked me to rub her back and seduced me

Previously, my late wife washed our step-daughter, but when she is gone sometimes she asks me about it. On the one hand I am a good step-father, but on the other I am a man. And it was always very difficult for me, but I tried to follow the tradition. But this time she began to touch herself underwater. And I felt how she was moving her little booty to my cock and began to breathe heavily. This little bitch broke me and I started fucking her hard right in the bathroom ...