Jag upptäcker att min styvsyster onanerar och hon inbjuder mig att göra det tillsammans och vi hamnar jävla

I wake up, and I see that my sister masturbates with a dildo, she invites me to join and teaches me how to masturbate and give her oral sex until we play together with a double dildo and fuck each other deliciously, I end up with a super delicious squirt