Harmonia is a teenager born with a silver spoon and the inability to use magic, unlike her peers. After years of living a stagnant life and a dream that kept plaguing her mind, 17-year-old Harmonia Fleur seeks for a way to fix her problems, but to no avail.

Until one day, she overheard a conversation between her father and an agent, about a Dangerous Prisoner, with knowledge of magic that far surpasses anyone of this age. With newfound motivation, she goes against her father's words and seeks for the Prisoner. Leading her to an encounter that she thought would fix her problems, What transpired was nothing she could've thought of, a full-scale prison breakout.

When the very thing that plagued her mind appeared right before her eyes, Harmonia realizes that her life is about to take a drastic turn.