My Beggar Husband Rules the Whole Empire

Reborn after being murdered by her sister and husband at her own coronation, Selene Laurent rejects the noble heir Lucas and gives her golden rose to Karen, a beggar who saved a child's life. Unknown to all, Karen is the empire's Lord Protector in disguise. When Selene is tortured by her jealous sister, Karen reveals himself as Emperor, rescues her, and crowns her Empress with the entire empire as his betrothal gift.