SCOP-398 A secret area that transcends red-light district regulations! Young wives' crazy performances taking place underground in the upscale residential area of Yoyogi! A new NK style that surpasses the original NK style, making any real salon even pale in comparison! We take a look inside the true nature of the extreme services offered by the ST (Yoyogi) style! Discover the secrets of this strange area where real sex is the norm, but non-stop sex is a daily occurrence!

With the destruction of Nishi-Kawaguchi, the area that gave birth to the term "NK Style," it seemed as though the underground sex industry had been wiped out! However, in 2016, a large bulletin board reported that an area that had overcome the red-light district regulations had been revived! It was none other than Setagaya Ward. Rumor had it that wealthy wives with too much free time on their hands were secretly gathering in the basements of their homes and using them as brothels! Even the authorities were shocked! Who would have thought that a brothel was operating secretly in the corner of an upscale residential area?!