Boys Gilding the Lily Shall Die!? Boys Who Interfere With Yuri Are Better Off Dead?! Volume 4

Chihaya Katagiri has always been the first trumpet in her school's brass band - until Hibiki Aikawa transfers from a prestigious school and takes the spot. Despite initial suspicions, the two quickly become close; Katagiri admires Aikawa's talent and enthusiasm for playing the trumpet, and Aikawa is struck by Katagiri's grounded treatment of her abilities, as well as her love for music.