The CEO's Substitute Bride

I was found by my biological parents only to become a mobile blood bank for their adopted daughter Leila, expected to sacrifice myself to donate blood—even my heart—whenever she fell seriously ill... My parents despised me, and my own brother drugged me, threatening my life to force me to marry a dying man as Leila's substitute. Having lost all hope in my family, I signed a severance agreement, cutting all ties with them, and took a large sum of money for marriage investment. What they didn’t know was that I was the mysterious Nobel Prize-winning doctor in medicine, possessing the world’s most advanced medical research technology...