My sister takes her pony

My fat sister got a pony for her birthday one day i went out to the stable as i was waiting up i could hear her from out side i win in and found her on her back on a stack of boxes and the pony was riding her . I could see it ** saming her ** it looked like it was going halfway in and she sounds like she was loveling . I drop my pants and started ** watch her ** taking the big ** . After a short time i was ready to ** so i step out from behind the pony my sister seen me and started freaking out and trying to get up . But her pony had her pined i walked up to as she was complaining about my ** in her face i cam all over her face and in her open mouth she said she till mom and i was playing with one of her big ** ** that was hanging out for under the pony . I ask her wat that i nutted on u will u was talking it from your pony thin i licked her ** thin walked behind the pony and rubbed her ** until she went into another ** thin i left as i walk out i could hear the pony make a different sounds i assumed it had gotten off i never heard anything else about what had happened