Yumiko is the market mother and Taka's wife. She has a full, chubby body, but Taka doesn't have any random feelings for her and often goes on business trips, leaving her alone at home. Until one day today, her husband went home on business. Yumiko discovered his erotic flow and started masturbating to it.... From manga Tsuma ni Damatte Sokubaikai ni Ikun ja Nakatta