As a high school student with a passion for rhythmic gymnastics, Sakura Karukaya was content with her life being nurtured by her elder brother and sister. However, little did she know that her siblings were harboring secrets, as were Sakura herself- revelations that would shatter her perception of reality. With guidance from the enigmatic dragon king, Yoiyami, Sakura must come face to face with these formidable opponents and harness her own powers in order to save the ones she cares about the most.