K-sensei no Yajuu na Aijou

The first book in the popular "Author Ryusei Kaji's" series!

Midori Kobayakawa is a serious editor. But, the wild and raunchy novelist Ryusei Kaji is set on sleeping with him! Midori feels uncomfortable around Ryusei because of all the rumors swirling around the best-selling author... It only gets worse as Ryusei keeps making passes in his relentless pursuit of Midori!!! A spin-off of the popular series about Atsushi and Yoritomo. See how a worrisome editor can suffer from being pursued by a wild author!

(Source: Renta!)