Giantess sister unaware- buttcrush

Description: One day, my little stepbrother found my pink panties and my converse sneakers on the floor. out of curiosity, he touched them—and suddenly, he shrank to the size of a doll! panicked, he slipped inside my panties and hid inside my shoe. when i walked in, i heard tiny screams coming from my converse. it took me hours to figure out how to turn him back