Sachi Nakamura es una chica animada y alegre que ama apoyar a sus amigos. Mientras ella puede ser juguetona y burla, Sachi es también alguien que se preocupa profundamente por el bienestar de los que la rodean, especialmente Touko.
Kakeru Okikura is a reserved, introspective character who becomes entangled in the lives of his new friends, especially Touko. His emotional journey centers around his relationship with her and confronting his own uncertainties about love and the future.
Touko Fukami is a high school girl with a passion for glass art. Despite being gentle and a bit shy, she has big dreams of becoming a glass artist. Throughout the series, she deals with personal growth and her feelings toward her friends and romantic interests.