Yakitori restaurant's erotic wife

Sumie (Hatori) runs a yakitori restaurant with her husband. Her husband, who took over the store due to his parents' circumstances, left the store to Sumie, despite his inherent dislike of people. Even in such a situation, Sumie is working hard, but... However, Sumie, who has not had sex with her husband for a long time, is a lewd wife who indulges in masturbation every night. One day, she ends up giving in to an elderly man dispatched from the Silver Center. From there, Sumie's instincts are ignited and she seeks men one after another, and ends up in a store...