An office worker who secretly likes the idol group KKB.

Closet idol fan, Mikado, hates his superior, Anezaki. Anezaki is very capable in his work, but he hands all the grunt work to Mikado. One day, Mikado is charged with sending a drunk Anezaki home after a company drinking party. But they missed the last train and end up spending the night at a love hotel. There, Anezaki suddenly mounts Mikado and continues to do the dirtiest things.
 Note: Includes 2 extra chapters.

It's been a month since Mikado, an idol otaku worked to the bone by the design company he's employed at, has started dating his superior Anezaki. Even though they've finally gotten consecutive days off, since it feels like they're sex friends as they've just been holed up having sex, he wants to go on a date like normal lovers! Anezaki seems dissatisfied, but then he and Mikado go on a hot springs trip together.
 
(Source: Kaiohsha, translated)
 
Note: Includes 2 extra chapters.

Junichirou Mikado