Your little step-sister walks in the kitchen and says that she has been working out and that she is now stronger than you. You have always bullied her.She flexes her bicep to show you and dares you to compare muscles. You are having a hard time believe this, so she puts her elbow on the table and challenges you to an arm wrestle. You see that she is very strong and you start making excuses. Your step-mom walks in and tells you guys to knock it off. You say that you guys should stop because of step-mom. Your step-sister shames you for backing down and eventually you agree to keep going. You str... Show more