Three‑year‑old Mopsy of the Moon Wolf royal bloodline flees the White Thorn Order. Following her mother’s last wish, she travels alone to Greymark Fort to find her birth‑father Cain. With the moon‑silver wolf‑fang pendant and kinship crystal, she confirms their blood bond with the stern wolf lord Cain. Guided by her innocence and inherited power, Mopsy awakens the legendary sacred sword Oathfire and uncovers treacherous plots. Together with her father and allies, they fight against the Order, strive to rescue her imprisoned mother Elowen. On this adventure, she gains affection and loyalty, bravely protecting her home and beloved family.