It has been five years since Minako Fujita lost her husband. Since then, she has comforted herself whenever her loneliness grew, but what she truly craved was the warmth of human skin. In the midst of this, an incident occurs where she is forcefully fucked by her husband's older brother, Makoto. Tasting a man's cock for the first time in years, Minako stopped pretending to be modest. From then on, she entered into a passionate affair with the gardener Kimura, and even ended up having sex with Mori and Hiroshima, who were her husband's subordinates, at the same time. Ah, the lewdness of a mature woman awakened to her own lust!