Like the first manga, BanG Dream!: Star Beat, the light novel contains the original story and character designs of the franchise. The novel also includes illustrations by Hitowa, who was the original character designer.
After being made fun from singing her favorite song, Toyama Kasumi, a first year high school student, could no longer directly express herself. Spending her melancholdy days, she is led by fate to meet a guitar and friends. And together, they will spin bonds.