Rita Estelle knows that Duke Erwan Cereus will fall ill and die, leading to a bloody rebellion. She knows this because she would've died in that rebellion had it not been for a kindly sorceress who sent her back in time. With her second chance at life, Rita seeks to use her medical genius to get close to Duke Erwan as a child and cure him. But the closer she grows to him, the more she suspects his sickness is caused by foul play. Can Rita save Erwan and the whole country before it's too late?