Sumire Mizukawa, a female editor kept by an aging novelist.

Sumire is assigned to work with an elderly erotic novelist. As she receives the manuscript and begins to read it, she is overcome with an excitement she has never experienced before, and before she knows it, her left hand is inside her skirt... The novelist, knowing this would happen, peeks at her... With the lustful side of Sumire that had been dormant deep within her awakened, she gradually begins to be dominated by this elderly novelist...