she has no children, but she spends her days modestly with her husband. atsuko had something she had been keeping secret from her husband all along. that is the existence of a sex friend with whom she had a physical relationship even before getting married... the sex friend is also married. the compatibility between their bodies was too good, so they couldn't break up and the relationship continued. a call from such a sex friend... her instincts as a woman awaken with a big dick different from her husband. a big dick irrumatio that pierces the back of her throat. raw creampie begging for pregnancy. a daytime wife drowning in pleasure.