You're my step-son and you join me in my room to get ready for bed. You came back from a birthday party that wasn't too fun for you, but I snuck some balloons in my purse from the party to play with. I had one too many with the other mothers, and I'm a bit silly. I start blowing up a 12" balloon and say you can take out one from my bag to play with too, if you like. As it swells and grows, I notice you getting a boner. I tell you this is normal in, don't be embarrassed. I tell you to strip down and get your pyjamas on. When I see your poor young cock, I tell you that you need to relieve thi... Show more