You love helping your girlfriend grow into a massive giantess! Your secret? Orgasms. You've figured out how to harness the power of her sexual energy to cause massive growth. She's so big now you barely come up to her ankle, and neither of you are satisfied yet. She comes looking for you and you're going to do everything she says. She lifts your tiny body into her palm and shows of all the progress you've made so far. Her tits so big they could crush you, her mountainous belly, and your favorite part... Her big fat pussy. It's so big now your entire body gets engulfed by her soft plump lips. She grinds herself against your body using you for her pleasure and you love every minute. You get lost in her muffled voice describing how her body feels as it expands with her building orgasm. It turns you on even more when she describes how it's going to look in the future as she blows up beyond your imagination. Finally she hits her climax and you feel her pussy swell around you as she coats you in cum from head to toe!