Ms. Saeki, an office worker who diligently works at her desk without ever taking a break. She has such a good personality that she can't say no when asked by a plain-looking man with glasses. Thanks to her timid attitude, she ends up being subjected to even light sexual harassment. No one would have known that such an ordinary female employee was a dick-crazed sex junkie... The actions of a colleague who tried to protect her from sexual harassment open the door to a dizzying world of pleasure...