Keiko, who has a child, lives a life where she has no time for herself due to childcare and work, but she ends up falling in love with a married man who works at the same workplace. The more they think about it, the more their feelings grow, and the two end up having an affair. The two become addicted to the pleasure of doing bad things. However, she decides that this time will be her last time. [*Please note that there may be discrepancies in the image and sound, but this is not a defect in the product itself]* The recorded contents may differ depending on the delivery method. Special feature: Live chat campaign on the married woman floor!