God of War Caelus reincarnates in Athena Aston, Duke Protector's daughter. Betrayed by husband Julian Lockwood, Marquis's Heir, demoted, pregnant, driven from home, she learns martial arts with Caelus. Xiongnu invade; she wields Celestial Halberd, leads army, saves county. During childbirth, Julian impersonates her, is captured. She battles, reclaims lands, ennobled Guardian General, reviving Duke Protector Manor. Women can attend schools, engage in business, and serve as officials.