Two plain-looking housewives with glasses who applied to appear in an adult video were best friends from their high school days. Neither of them has sex with their husbands. They applied Kokoro because they were afraid to do it alone. When the man told them, "I'll have sex with the one who gets the most pleasure out of the two of you," their rivalry was suddenly ignited. Kokoro heats up as they compete in a fierce and lustful sex session...