Transmigrated as the Female Lead's Early Deceased Sister-in-Law

(Harem intrigue, satisfying plot + political power struggles + slow growth + space ability + ancient romance)

Upon transmigration, she became the second madam of the Duke Zhenguo's residence. She could have easily lived a luxurious life, relying on her space ability.

However, chaos erupted across the land. From a madam trapped in the inner court, she gradually rose to power, becoming a cunning and ruthless figure.

Her husband pleads with her. Her former sister-in-law, the original female lead, turns against her, becoming her enemy.

In a chaotic world, one can only rely on their own schemes and strategies.