Two brothers, the sons of a welsh prince, Locked in enmity: david, the younger and his father's chosen heir; and griffith, the illegitimate son. By welsh law, both are entitled to an equal share of the inheritance. From ...Two brothers, the sons of a welsh prince, Locked in enmity: david, the younger and his father's chosen heir; and griffith, the illegitimate son. By welsh law, both are entitled to an equal share of the inheritance. From their bitter rivalry, the seeds of discord are sown.