A sexy mission is issued to the noble investigator Ichibana! For her, who has been through a hundred battles, this should have been the same mission as always... After a fierce battle, Ichibana is captured. Her body is already tightly bound with ropes and she can't move. From there, pleasure aphrodisiac training begins! Moans, screams, and orgasms in an erotic den! A torture hell where her eyes can't focus! Although she resists, the rough ropes that dig in every time her body reacts gradually melt her rationality... Will she fall into a pleasure meat vessel like this!?