Even among girls who usually live quiet lives in a group, there's always someone you find unexpectedly cute. Today's star is Rin, whose face resembles popular gravure idol Nakamura Uu but with softer features. Her neat hairstyle and natural makeup only enhance her charm. Yet, with girls like her, it's common to discover hidden big breasts. Rin is a perfect example—she's been hiding natural E-cup tits. But after having seen thousands of breasts, I can spot a hidden busty girl instantly. The moment I saw her, I thought, "Damn, this girl has amazing tits." Once undressed, her gorgeous E-cups proudly jutted out. As I played with her curvy body, a wet spot quickly formed on her panties. Seeing Rin blush bright red from embarrassment and nervousness made my sadistic side ignite. "This girl is definitely a total masochist," I thought, and immediately wanted to tease her—so I brought out some adult toys. She mentioned she usually masturbates, but has never owned any sex toys before. With her first time using a vibrator, her inexperience showed—just light contact, and her reaction was underwhelming. So I decided to show her real pleasure. Immediately, her moans grew much louder, clearly overwhelmed by the sensation. Seeing that, I knew she was worth the effort. I pulled off her panties and applied the vibrator directly to her unkempt pussy. The moment the clit stimulator hit her sensitive spot, she started climaxing repeatedly, unable to handle the intense pleasure. Next, I shoved an extra-thick dildo deep into her soaked slit. Her lower hole responded honestly—clenching the toy tightly as she writhed and came again and again. Rin had transformed into a pleasure-craving female animal. Her body, rapidly trained by ecstasy, was now ready to experience the real thing—actual cock...