I was spending my spare time in my room. I thought that nobody was at home as my wife was at work and my was, as I thought, at college, when somebody opened the door of the room. It took me some time to realize it was my stepdaughter, . She looked like an ultimate bombshell in her very tiny and tight shorts and top. She noticed I've been working out and asked for permission to touch my muscles. She asked if I was feeling sore or had any tension and offered her help. She told me she needed to master her physical therapy skills and begged me to assist her. She gave me a , and I almost got relaxed when her jumped out of her tight top. I tried to keep my eyes away from her beautiful boobs and nipples, but couldn't resist my curiosity. Sure, I got a huge hard-on in my pants that she noticed almost right away. She flushed but then told me that she would help me cope with that as well.