Saki, a young lady who should be living without any inconvenience. She came to the dimly lit studio after hearing that she was working part-time as a model. Then the man who was on the spot poses an unreasonable demand with an intimidating attitude. The man ties up Saki as if it were a matter of course, and takes away the freedom of her body. Saki's expression quickly fades with anxiety, tension, and fear. Contrary to her feelings, Saki's body reacts and body fluids dampen her pants.