My husband is on a business trip starting today.

Reika is a beautiful wife who is popular in the town. Koichi's neighbor, Koichi, couldn't help but feel excited when he saw her chaste devoting herself to her husband. One day, Koichi, who injured both his arms in an accident, is invited to the house to go through the procedures with the insurance company that Reika introduced him to. I headed home excited, but what I saw there was Reika straddling a man and shaking her hips violently. Koichi leaves in a hurry as he notices the unimaginable lewd behavior from his usual cheerful demeanor, but later, Reika invites him to dinner...