Power harrassment and sexual harassment ran rampant by the bosses in the office of Ai, the new office lady. Ai did her best to endure the harrassment on a daily basis. Then one day she hit her limit and started her plan to seek revenge. Being sadistic by nature, she tied up her bosses and seduces them mind, body and soul to a life of masochism, flipping the role of boss and employee. Eventually controlling them as their Mistress and taking over the company.