The Reborn Wife's Revenge

Female lead binds to the Pain-to-Wealth System, exchanging pain for wealth. In her previous life, tortured to death by her husband's family, she is reborn for revenge. She schemes to have her husband's sister bind with the system. She uses the family's greedy nature to destroy the sister, hiding her own Pain-to-Wealth ability. The female lead ensures her husband's family gets their deserved punishment and escapes.