JK Bitch Sannin Musume! Tokunou Hame Pako Diary

Natsumi, Anna, and Shizuku are three slutty girls who love naughty stuff. They engage in compensated dating when they run out of money, enjoy taking the virginity of young boys, and have sex in exchange for cheating on tests to avoid failing... Basically, their daily lives revolve around "sex," "sex," and more "sex."