The main character is a high school student with an obsessive compulsive disorder. It centers around struggles between her and her mind.  

"You know there is a problem. But you can't figure a way through to fixing it.”

Please pay more attention to kids's struggles along the way, not only their glory in the end.

https://info.umkc.edu/unews/turtles-all-the-way-down-a-story-about-mental-illness-with-the-backdrop-of-a-mystery/