Formerly, the Fallen Daughter of the Duke manga volume 6 features story by Saki Ichibu and art by Ushio Shirotori.

After accidentally altering Dion Meade's personality and motivations with magic, Claire Martino is forced to turn to Prince Vik and his friends for assistance. At least with the new, overly helpful Dion, Claire is able to learn more about the dastardly plotting of Count Meade's family. But in order to persuade Prince Vik and the others to believe them, Claire and Dion need to reveal the truth of their situation: they're from an alternate timeline. Even if she can to convince her friends that she's met them all in her past life, Claire knows that she shouldn't let on that she and Prince Vik were engaged to be married… though she wants to.

Can Claire and the others stop the Meade's family dark plot and prevent the tragic events of their other timeline?