DREIST!!! Stepbrother makes me a kitchen bitch!!!

As soon as the adults are out the door, my stepbrother actually starts touching me!!! I was only supposed to do the washing up quickly and then learn a bit more... But apparently the good guy has not had a pussy for a long time and then I had to serve ... but I'll tell you what ... as forbidden as it is ... I found it really cool to feel his hard cock in me ;) Should I do it again?