I fuck my chubby blonde stepsister after I caught her masturbating

I caught my chubby blonde stepsister fingering her pussy in her bedroom. So I decided to assist her by fingering her shaved pussy. After I fingered her pussy, she gave me a slow sensual blowjob. I enjoyed my stepsister sucking my cock so much that I bent her over on the bed and fucked her pussy from behind until I cum on her big ass.