Shock the Imperial Palaces

In her previous life, her fiance was taken by her sister, why did she encounter with the same thing after she travelled back in time?Out of the three who transported back in time together, two turned out to be her enemies.Confronting double betrayal, she was reborn with hatred. While he, who is born weak, has to live on medicine. In front of the public, he is short-lived yet gifted with an extraordinary retentive memory, while behind their backs, he is graceful, resourceful and has a card up his sleeve. Going back in time together....