Our story takes place in a world different from our own. Flora is a schoolgirl attending an all-girls school in the city. One day, she is suddenly assaulted by a monster, and saved at the last moment by an otherworldly heroine named Liese. Why was she attacked? What was that monster?

Flora will soon find herself travelling to the floating world of Madoneya to combat a great danger. During her journey, she'll have to find the strength hidden within her, and become the Warrior of Light she is destined to be!