Natsuki Hasegawa, donning a revealing cosplay uniform, entices her teacher with a sultry proposition in exchange for improved grades. In the quiet of the classroom, she begins her oral exam, her lips and tongue expertly teasing his hardness. As he explores her wetness with his fingers, Natsuki hungrily sucks him off, eagerly swallowing his creamy prize, her cheeks flushed with desire and the promise of academic success.