START-498 - Had sex with a friend's husband at a half bar. A woman who wants to blame more and a woman who wants to be blamed... Two housewives who are complete opposites fall into pleasure and end up in a four-person swap with their husbands. Aosora Hikari, Kamiki Rei.

Hikari and Rei, friends, were both troubled by the 'night compatibility' with their husbands. After consulting, the two couples decided to visit a happening bar. Immersed in the stimulating atmosphere inside the shop where a 'masquerade party' event was being held... Hikari and Rei, whose desires to blame and be blamed exploded under the masks. But the other party was each other's husbands...