Married to her husband for 8 years. Shiori felt happy with her life with her kind husband, with a stable income from working together. Except for one thing... Shiori's dissatisfaction... it was that her husband always used a condom during sex... "Such a thin condom... but still a thick condom. The feeling is completely different with or without it..." When her husband is on a business trip, Shiori reaches out to a matching app, thinking it's just for a one-time fling. The man who appears there is... Shiori's work colleague's husband...! The two are disappointed. They drink alcohol with their spare time... and eventually cross the line... Shiori, whose greedy sexual desire that she had been secretly suppressing is released by the pleasure of raw dick after a long time...