"Marin-chan" has the looks of a member from a popular idol group, perfectly suited for black-haired uniform cosplay. Her charm lies in her small yet highly sensitive breasts and her youthful, developing figure, making her a standout among growing black-haired beauties. Surprisingly, she reached out to an older man through a popular microblogging social network, which came as a complete shock. In Tokyo, there are countless girls in genuine distress, creating a veritable utopia for older men. Though she appears serious and well-behaved in class, quietly gaining popularity among peers, in reality, she possesses an extremely sensitive and responsive body with a deeply submissive, service-oriented personality. At her age, her curiosity about sex is intense, and her newly awakened libido makes her highly receptive—once she starts, there's no turning back. She becomes teary-eyed when her pussy is played with using toys or when a cock is thrust deep into her throat, desperately claiming she isn't ready for real penetration. But to the older man, those words are nothing short of a reward—prompting him to forcefully thrust his bare cock inside. Suddenly, as if all resistance had vanished, she begins moaning passionately, overwhelmed by pleasure. Clearly entranced by the sensation of a real man's cock, she loses all restraint. Her pussy is thoroughly pounded in various positions, culminating in a deep creampie. An unusually large load is shot deep inside her, slowly oozing out as she lingers in the afterglow—an incredibly satisfying moment for both.