Inthefuture,humansaredividedintoSexNegativesandSexPositives.ThenegativesgetsickiftheyhavesexsotheygotoCafeFleshtoseepositiveswhoareforcedtoperformonstageforthenegatives.Lanaisapositivewhoeveryonethinksisanegativeandshemustdecidewhethertoecleanornot艾旦影视