Rika Mariri steps into the world of lesbian fisting, immediately subjected to intense lesbian training by Yui Misaki, climaxing in a passionate, transcendent experience. Right after, Misaki deeply thrusts her fist into the restrained Mariri, violently moving it to capture the shocking intensity of her first fisting encounter. Rika writhes in ecstasy under the powerful assault, her reactions radiating erotic allure. In the final scene, Misaki pounds her even harder with her fist, driving Rika to tears as she orgasms repeatedly—her sobbing, overwhelmed state deeply stirring to watch. Then, reversing roles, Rika takes control and fisters Misaki in an intense, mutual lesbian fisting battle. This shocking turn of events is irresistibly thrilling.