What to Do If You're Not a Princess in a Western Fantasy World

Stellara receives a letter her "mother" wrote before her death and sets out for Decris Magic Academy to find the gift her mother left behind. At the school, Lucius accidentally realizes that Stellara is a forbidden dark mage. To keep her secret hidden, Stellara has no choice but to agree to help Lucius treat his sister's dark magic illness. During the treatment, they unexpectedly uncover the truth behind the hidden dark magic.