When Haena finds herself living as the notorious Duchess Roselia Chade in her cherished novel, she revels in wealth, influence, and a family. However, her joy is tainted by the looming threat - her stepson and future nemesis, Einspanner Chade. Despite Einspanner's current innocence as a young child, Haena is determined to steer him away from his dark fate. Yet, facing obstacles from the duke, who schemes against his own son, Haena's task of nurturing a potentially malevolent child becomes increasingly challenging. The fate of both mother and son hangs on Roselia's ability to rewrite their tragic tale and avert disaster.