A strange hospitalization life in a hospital run by her mother's friend. Shin injured her leg in an accident and was admitted to the hospital of her mother's friend, Ayumi. Unable to bear the desires that accumulate in the increasingly long hospital life, Shin secretly masturbates and gets caught by nurse Koharu. Far from being surprised, Koharu uses massage as an excuse to covet God's secret place. Moreover, it is revealed that Ayumi also has her secret secret.