Requiem of the Rose King

Requiem of the Rose King (薔薇王の葬列, Bara Ou no Souretsu) is an ongoing shojo manga by Aya Kanno, author of Otomen. It is published in Akita Shoten's Princess magazine. It is loosely based on Shakespeare's Richard III and Henry VI.

Plot
As England is torn between the houses of York and Lancaster, young Prince Richard III believes that he is cursed. But is it fate or his own tormented longing that set him on the path to his own destruction?