The Immortal Venerable Is Rebellious to Her Core

The senior apprentice sister who carved her way through the cultivation world is reborn as the ailing, dying daughter of a marquis, falsely accused of adultery.

She bolts upright from her deathbed: first make money, then turn the tables.

But why does that cold-faced prince, rumored to bring death to his wives, keep quietly handing me a knife whenever I'm about to strike back?