Married women Kaori and Satsuki go on a hot spring trip alone to escape their everyday lives as wives and mothers. While enjoying themselves, they are approached by a group of sleazy men who invite them for drinks. After getting drunk, they wake up to find their ripe bodies being toyed with and penetrated. Their resistance is in vain as they are continuously violated and inseminated all day long in the room and bathhouse, eventually succumbing to their fate