After the company's drinking party, Umeyama is taken to the manager's house and is fascinated by the neat and clean beauty of the manager's wife, Naho.That night, Umeyama, who had the opportunity to rub Naho's shoulder, was excited by her sensitive reaction and involuntarily licked her neck.Naho, who felt a stimulating pleasure in her licking act, cannot stand it and makes her lick her body.While surprised by her boldly approaching her, Umeyama licks her glossy body regardless of her colleagues.