Still Sick Vol. 1 (manga)

Makoto Shimizu is just an ordinary office worker, blending in seamlessly with her colleagues going about her day to day life... that is, until her coworker Akane Maekawa discovers her well-hidden secret: she draws and sells girls' love comics! Maekawa is the last person Shimizu would accuse of being an otaku, but as her interest in Shimizu's art blossoms, the two grow closer, and it seems like Maekawa may have a secret of her own...