GAJK-020 A high school girl bound and trained in a warehouse. A country girl aspiring to be an idol is taught despair by her sadistic grandfather. Her body writhes with the harsh reality and rising pleasure of training, leaving Chigusa powerless.

You can live with your grandfather in a rural town.One day, my grandfather said that he had contacted by the school about going to school, saying, "I go to Tokyo and become an idol!"Finally, her grandfather decides to say that she will go away from home, saying, "It seems that I was too pampered."If you take the monaka into the storehouse, you will be exhausted and bondage.Despite being afraid of my grandfather's sudden change, my grandfather started saying, "Let's teach adult fears."