Riho moved due to her husband's job transfer. She gets bored spending time alone in a strange place, so she starts working part-time at a bakery. Tsuji, the store manager at work, teaches her carefully, and Riho quickly gets used to it, but... Tsuji, who has a strong sexual desire, feels a secret desire to see her defenseless appearance, and when he sees her chance, he approaches her with his proud big cock. A thick and strong cock penetrates her deep inside her in a way that would never be possible with her husband.