Health examination conducted in a secluded examination room. The checkup includes a strange item called "tentacle breast examination," and although embarrassed, the woman cannot refuse and proceeds with the examination. Drawn in by the doctor's smooth talking, she gradually undresses and submits to the diagnosis. The doctor's physical examination starts off completely normal, but the woman blushes involuntarily and becomes soaking wet between her legs. Her rationality crumbles as she begins seducing the doctor, displaying various lewd behaviors. Under the guise of a medical examination, an unexpected turn of events awaits.