You come home from college to find that your step-sister has been using your personal gym in the basement. You are furious, she didn't even ask permission! You quickly learn that she has become freakishly strong and has massive, growing tits. She doesn't look to anyone for permission anymore. Listen to her tell you about all of the ways she has used her ginormous tits and superhuman strength to punish those around her. All while she informs you that she will get stronger, and grow even bigger!