You become a joint guarantor for a debt made by your lover, and you end up in a predicament when you're threatened to return the money, even if it means selling your body. When she reunites with her former student Shun, she desperately asks for help, but he ruthlessly declares, "Choose between sucking my stuff or sucking stuff from a guy you don't know every day." In that case, Rie chooses Shun and ends up playing a disguised couple with him in front of the camera. Shun's cheekiness, which has improved since his school days, is still alive even on the bed, and Rie honestly feels that she is at the mercy of him.
Rie ends up being simmered in all sorts of ways...