Hino, who has been married for half a year, has been spending every day supporting her husband as a full-time housewife. However, one day, he finds a business card of a mistress in his husband's bag. Actually, it seems that the husband went to customs by lying overtime. And the action she took, betrayed by her husband who believed in it, was that she tried to find a man using an affair site, thinking that this moyamoya would clear up even a little.