Your step sister has been piling on the pounds, but you've started to gain a lil weight yourself. One day she calls you into her room and confesses that she's always had a little crush on you, but since you've put on a few she can't contain her feelings any more! Not only has she been gaining weight on purpose, but she's turned on by the belly you're starting to grow. She wants you to gain with her under your parents' noses! Playing with her big gut she fantasizes about staying up all night eating and playing with each other's bloated bellies. She even wants to be the fattest sibling pair a... Show more