Princess Aria of West Kingdom returns secretly after six years of wars. At the city gate, she witnesses her daughter Fiona being tortured by Od. She cuts the rope to save her daughter instantly, freezes her husband’s privileges with the royal golden token and chops off Od’s right hand in public. Faced with her husband’s betrayal and outsiders’ arrogance, Aria plans carefully. She eliminates all enemies at the ball, in the medical hall bloody battle and during court purge. In the end, she kills her treasonous ex-husband and embraces a new life together with loyal knight Siso.