When Peter Green brings home his new girl Gracie Gates, he introduces her to his stepsister Mackenzie Mace, and pretty soon Gracie realizes that his family is a little bit different than most. Peter seems to have full access to Mackenzie’s body, fucking her anytime, anywhere he likes! Mackenzie welcomes Gracie into the family by eating her out and showing her the wonders of being part of a sex positive family!
