The #1 Smallest J-Cup in the Office World! The Strongest Hidden Big Breasts Ever! A beautiful and innocent office lady, far from the world of sex, with a glamorous life after graduating from college and entering the advertising industry. But... "Is it okay to just keep working as an office lady?" A desire to expand her knowledge by immersing herself in an unimaginable world. When she takes off her clothes, it turns out to be the smallest J-cup ever seen in an amateur! The slenderness of her waist and the size of her breasts, which shouldn't coexist, are a miracle office lady who might be sitting next to you on your daily commute.