Aimi, a wife, waits for her husband to come home wearing sexy luxury lingerie. But then she gets a call from her husband saying he'll be late for work. Feeling disappointed, Aimi shows off her flashy lingerie to the repairman who came to fix the gas stove the next day, seducing him and inviting him into a lewd relationship. The next day, her neighbor Mochizuki tells her, "You had fun yesterday, didn't you?"Aimi, who has been caught cheating, becomes immersed in a quagmire of immoral sex affairs where even more risks and pleasures await...