Rhythm and Secrets is a college-set drama about five friends who form a band, united by their passion for music. Set in an alternate universe where the members of SB19 are college students, the story is a mix of heartfelt romance, friendship, personal discovery, and the ups and downs of navigating love in a close-knit group. The group's rise to fame complicates their relationships, bringing hidden feelings and long-held secrets to the surface. As romantic tensions rise between the characters, the lines between friendship and love blur, and each must confront their feelings before it threatens to tear the group apart. The novel explores the challenges of growing up, dealing with fame, and balancing romantic desires with professional ambitions. Throughout the story, music serves as both a uniting force and a reflection of the characters' emotional journeys.