Akina, a fourth-year student at a university in Tokyo, works as a private tutor to pay her tuition and living expenses, while also taking on risqué part-time jobs that take full advantage of her proud G-cup breasts. However, her side work has drawn attention from clients, professors, and students alike, making it increasingly difficult to earn money discreetly. Struggling to maintain control, she fights to navigate complex relationships with various people, using her charm to stay afloat.