My Enemy, My Brother

Drowned in her past life, she returns to the day she entered the family. With a silver needle, faking pregnancy, she proceeds. Fourth Madam overthrown, First Madam confined, Dalton the Second dies. Her greatest enemy is alive, and her long-lost biological brother, raised by her enemy, is an arrogant dandy. He sneers, "What do you think you are?" She stares at his birthmark, eyes red, trembling, "When you eat peanut milk candies, do you still get red bumps?"