Stefania is trying on diapers when her roomie Ama walks in. Stefania explains that her new boyfriend has a fetish for diapers and Ama starts to laugh and make fun of her. Ama offers to help Stefania but then can't help herself and starts giving Stefania wedgies in the diaper. Stefania isn't going to let this happen and start to wedgie Ama back, leading to wedgie fight. Stefania wedgies Ama a few times in her shorts and panties but Ama dominates Stefania in her diaper leaving her roommate completely embarrassed and humiliated.