My first private tutoring job had me nervous about what kind of student I'd get. At first glance, she seemed polite, cheerful, and adorable—I was sure she'd be a good girl. But once lessons began, things took an unexpected turn. When we were alone, her attitude changed instantly. "Ugh—so tired," she sighed. "You're still getting paid while I'm solving problems, right? Lucky you~." I couldn't hide my confusion. Then she added, "Wait, sensei, you've been staring at me this whole time. Kinda creepy, lol," leaving me completely stunned. Despite her sudden shift, I found myself drawn to her charm—her large, well-developed breasts obvious even through her clothes, her smooth bare legs, her short skirt flashing glimpses of her panties... As someone with little experience with girls, I couldn't look away. "Huh? You've never dated a girl before?" she teased. "Guess you can teach me academics, but you're clueless about sex, huh?" Then, leaning close, she whispered in my ear, "Hey sensei... do you want to see more of my panties?" I couldn't control my arousal, and before I knew it, I'd succumbed to her seduction. Riding me with a sly grin, she teased me relentlessly in the cowgirl position, bringing me to the edge over and over. Overwhelmed by the taboo thrill and submissive pleasure of this bratty girl's domination, I couldn't stop cumming...