The Truth Is, I Want to Enjoy My Youth, Too. by Ono Rin — Ongoing
Also known as Watashi Datte Seishun Shitai Desu yo, Hontou wa.

Otobe Yukari: Avid reader, but average in anything else. A self-proclaimed “background character” who prefers to keep to herself – especially when it comes to Fujimi Shouko, fellow classmate and center of attention.
That all comes apart when Yukari ends up in the Gardening Committee with her, and falls head over heels after their first interaction.
Now lovestruck, Yukari yearns for any chance to get closer to Shouko – a wish that’s immediately granted, after she stumbles in on her weeping from a broken heart…
Follow the daily troubles of a gullible introvert and her shining protagonist!