Sixteen-year-old princess, Piper Parish, is a disappointment to the citizens of Capalon, a STEM-structured kingdom where innovation is valued above all.
Her older sister, the queen, views Piper's tears during their parents' funeral as a weakness, not to mention her strange affinity for singing.
When Piper receives an anonymous note stating her mother is still alive and living in the enemy kingdom of Mondaria, Piper chooses to risk death and flees Capalon to prove once and for all that she's n.