Niizuma Osenaka Nagashimasu

A newlywed husband discovers that his wife has a secret talent for giving him back massages. She insists on rubbing his shoulders and spine every evening, claiming it helps him relax after a long day at work. At first, he finds it odd, but he soon grows to enjoy the intimate ritual.

However, as the massages become more frequent and intense, the husband begins to notice strange changes in his body and mind. He starts to feel an overwhelming dependence on his wife's touch, and the line between relaxation and obsession begins to blur. The couple's relationship takes a dark turn as hidden desires and secrets surface.