A teacher who failed at job hunting and turned to relatives in the countryside for help is now working as a private tutor. Saya, the student he’s tutoring, acts like a proper, demure young woman for the sake of appearances, but…? But during private lessons with her teacher, she can’t contain her carnal desires—she makes him undo her underwear and begs for his “reward”… He teaches her all about sex, filling her aroused body to the brim with his lust! Once again tonight, her moans echo through the air…!