Industrial espionage! Explosions! Hot spring resorts! Mountain Hermits! And Ex-lovers with mysterious intentions – It's all just part of a day's work for Tatsuya Okazaki and Harumi Fujishima of the Naked Jewel's Corporation, Japan's number one vibrator company.
Follow the adventures of Okazaki and Fujishima as they strive to uncover the best methods of joy to give to all of those looking for a bit of love. When it’s Sakurai-sensei, a story about two men who are gung-ho about enhancing all couples’ sexual ecstasy (no matter the sex!) as part of their work routine - It is sure to be not just your everyday salary-man affair!