Yuki feels insecure about her large breasts, 97cm H-cup. At the clinic she visits, she is asked an excessive number of questions, her breasts are squeezed, she is given a titty fuck test using toys and a penis, and a sexual harassment examination is performed. The results of the examination indicate that she needs to be hospitalized immediately... During her stay, she is given intensive erotic treatment, and her insecurities about her breasts are gradually turning into pleasure...