Saeki-san is an office worker who always works hard at her desk without taking a break. She is too nice and can't say no when asked by a plain glasses-wearing man. She is unfortunate because she is the victim of mild sexual harassment due to her timid attitude. No one knew that this seemingly ordinary female office worker is actually a sex junkie who is crazy about dicks... But the actions of a colleague who tries to protect her from sexual harassment open the door to a dizzying world of pleasure...