With This Ring

A prince existing in 1890 Hades Alexander asserted his boundless love to a woman. They were both came from a prosperous domain family and were planning to consolidate their land. Til day comes, their contender came getting the wife of the prince. King Helios wants his wife and they will stop the battle only if Prince Hades gives his wife. No one wins the war without dying.
Prince Hades died and vowed to return and live in the immortality and find his wife.