She has been married to her husband for 14 years. Shizuka feels happy living with her kind husband who has a stable income as both of them work. Except for one thing, Shizuka is dissatisfied with her husband's Shizuka use of condoms during sex. "That's just one thin condom... but it's still one thick condom. It feels completely different with one and without one..." When her husband is away on a business trip, Shizuka uses a dating app, thinking it will be just a one-time fling. The man who shows up is actually the husband of Shizuka of Shizuka's coworkers... The two are taken aback. They drink alcohol to spare time... and eventually cross the line... The pleasure of a raw cock for the first Shizuka in a long time releases Shizuka's greedy sexual desire that she had been secretly suppressing...