Popular busty female doctor Tsuki Anmitsu works at a hospital where patients Shota and Tadashi are hospitalized. The two boys are chatting in their room about rumors surrounding Dr. Anmitsu when suddenly she arrives for a check-up. During the examination, they can't take their eyes off her large breasts. Tadashi acts clingy, hugging her tightly and immobilizing her. Seizing the opportunity, Shota sneaks up from behind and starts groping her breasts, playing a naughty prank. Even during examinations in the clinic, the two boys stubbornly demand favors, putting Dr. Anmitsu in awkward situations. Exploiting her weak resistance, they plot further mischief. After lights out at night, Shota calls Anmitsu to his room, pretending to be lonely and acting sweetly toward her...