Noa, a junior coworker at work, is a quiet girl with an inconspicuous personality who always works silently. It seems that Noa is saving up money to go to college, so one day, as a fourth-year student, she asks me if I can help her with her studies, and I reluctantly agree. During class, I once again see her breasts, which are rumored to be large at my part-time job, and when I realize how big they are, I can't control my sexual desire...