Jewelry - Hane to Kotori no Subarashiki Hibi

Jewelry - Hane to Kotori no Subarashiki Hibi summary:

Hane is finally starting high school after being in and out of hospitals throughout most of her childhood. On her first day, she musters up the courage to greet one of her classmates, Kotori, only to witness him fist-fight upperclassmen. Seeing the fight, Hane faints and is readmitted to the hospital, and while she's recovering, Kotori surprisingly comes to visit her. Could this delinquent be more than meets the eye? "A sparkling new love story"!