Satomi hides her romantic feelings for her husband while constantly playing the role of a dutiful wife. However, deep inside, she is consumed by her forbidden relationship with her son, indulging in the thrill of taboo pleasure. Her mind is constantly fixated on her son's cock, burning with an uncontrollable desire. Her son, too, is overwhelmed by these desires, unable to restrain himself any longer. While maintaining the facade of a normal mother-son relationship, they suppress their explosive lust, waiting for the moment her husband leaves the house. When that moment arrives, their relationship transforms completely.