From Despised General's Wife to His Final Ruler — Episode 3

Duke's daughter paved husband's path to legendary general, only to face betrayal and death by him and his mother. Reborn with steel resolve and icy heart, she exacts revenge on her oppressors; crushes treacherous stepsister, executes wicked stepmother, reclaims mother's dowry, and ensures traitorous husband and mistress meet their end by her blade.