Beowulf is a brave and mighty warrior, known to have the strength of thirty men. At home in Geatland, Beowulf hears about the terrible troubles of his father's friend, Hrothgar, the king of the Danes. Hrothgar's land is plagued by Grendel, a vicious monster who attacks the Danes by night. Beowulf sets sail to aid Hrothgar and the Danes. But is Beowulf strong enough to slay the monstrous Grendel? And even if he succeeds, what other dangers lie ahead for the warrior-hero?