As a child Alec, heir to the big house and only son of a bitter marriage, formed a close friendship with Jerry, a village boy who shared his passion for horses. In 1914 both enlisted in the British Army – Alec goaded by his beautiful, cold mother to fight for King and Country, Jerry to learn his trade for the Irish Nationalist cause. But amid the mud of Flanders, their relationship is tested by an ordeal beyond the horror of the battlefield...