The Beloved Legitimate Consort: The Marquis's Medical Lady

After transmigrating into the only legitimate daughter of a marquis's household, she finds her father biased, her mother weak, her father's concubines scheming, her half-sisters framing her, and her stupid younger brother unable to tell friend from foe, always taking other people's side!

Luckily, heaven gives her a golden finger. None of these troubles are a big deal to her. With her excellent medical skills, she wins herself a wonderful husband and has babies.

What? The emperor has decreed that she marry his nephew, a sickly man doomed to bring misfortune, who has already killed three wives? Is she supposed to become a widow before the wedding?

Prince: “Wife, I'm well-endowed, skilled, and have great stamina. Feel free to inspect the goods.”

Her: “My back hurts...”