You have betrayed your step-sister, and told your step-mom a secret she told you no to tell, she is mad at you and since she is a bully, she wants you to suffer the punishment of not being able to breath, she sits with her huge ass and wet pussy all over your face, putting all her heavy weight on you, you are not able to hold this punishment, your step-sisters ass its all over you, now you are trapped under her huge body, enjoy!