Imoko Aima is a college student who has not yet managed to make friends. She loves anime, manga and cosplay and has even enrolled in the cosplay club at university. However, all she realises there is that she is far too big for cute cosplays. On her way home, she passes a small shop in front of which the costume of her favourite anime character is on display. Without further ado, she decides to try it on. However, Shinta Nobe, the shop employee, interprets this completely differently. He thinks Imoko wants to steal the cosplay and sees it as his chance to finally lose his virginity – with a real beauty at that! Shinta finally gives her an ultimatum: either she has sex with him or he reports the “theft” to the police. Of course, Imoko doesn’t want the police to get involved …
コスプレチェンジ ~ピュア系女子大生の危険な性癖~, Cosplay Change: Pure-kei Joshidaisei no Kiken na Seiheki, 코스프레 체인지 ~퓨어계 여대생의 위험한 성버릇~