Cyrus's life is stagnant as Elite Knight and prince to the Emperor of the Chaos. With his royal duties and his sister, Octavia, lingering over his head, he longs for adventure free from responsibility. His life changes when the Emperor Julius entrusts a young prisoner named Celine under his watchful care, but Celine has a deadly secret. She is searching for the one from the Chaos who murdered her mother. Cyrus is captivated by Celine's ocean eyes...