What do world governments do when they learn that fantastical beings are not merely fiction, but flesh and blood - not to mention feather, hoof, and fang? Why, they create new regulations, of course! The Interspecies Cultural Exchange Accord ensures that these once-mythical creatures assimilate into human society...or else! When hapless human twenty-something Kurusu Kimihito becomes an involuntary volunteer in the government homestay program for monster girls, his world is turned upside down. While cold-blooded Miia is so sexy she makes Kimihito's blood boil with desire, the penalties for interspecies breeding are dire.