SNIS-511 From that day when it was developed... Aoi

Aki, a female surgeon at a certain private hospital in Tokyo, became the subject of a human experiment after she coldly rejected her colleague, Dr. Sadamatsu, who sought a physical relationship driven by perverse emotions. The secret experiment conducted within the hospital was… 'The most pleasurable spot for women, the cervix, or what is commonly known as the G-spot, will be stimulated with drugs and electricity.' A tingling sensation awakens from the deepest part of the womb... the woman becomes captivated by her G-spot sensitivity.