Princess Elizabeth's engagement to Henry Tudor threatens to divide court loyalties. Richard knows he can no longer avoid the battle which will decide his fate as king. Margaret does not know whose side her husband will support, and fears for her son. As the final battle for the crown draws near, Elizabeth continues to plot to put her daughter on the throne whatever the outcome.

Cast: Aneurin Barnard, Ashley Charles, Faye Marsay, Shaun Dooley, Rebecca Ferguson, Andrew Gower, Rupert Graves, Amanda Hale, Michael Marcus, Freya Mavor, Tom McKay, Madeleine Harris, Kenji Tielemans, Nicholas Croucher, Elinor Crawley