My sister invited her super cute friend over to our house for a sleepover! As I was secretly watching them, my sister surprised me by asking if I wanted to have sex with her! And not only that, she also said she really wants to see other girls' bodies up close too! She promised not to tell anyone, so we ended up having sex... but what happened next blew my mind! Not only did my sister fully support me, she even joined in on the fun herself! Keep in mind that the recording contents may vary depending on the distribution method used.