Rebirth of the Doted and Poisonous Concubine

She was originally a descendant of a medical family in the 21st and 22nd centuries, and was expert in medicine and poisoning. To protect the family treasure, he died together with the criminals. Once she traveled through time, she became the prince's fiancée. She was framed and the prince, who only valued appearance, broke off the engagement in public. The shield that was pulled in casually turned out to be the world-famous Prince of War, the God of War. Can she escape from the mysterious past of the original owner and the treacherous situation in the court?