The beginning of time, but not recorded history, in Westeros was known as the Dawn Age (I: 616). This time period, of indeterminate length, found Westeros populated by the children of the forest, who for time-uncounted lived alone throughout the continent of Westeros, except perhaps for the giants…
Northeast of King’s Landing, Rosby is one of the nearest of the bannerhouses sworn directly to King’s Landing. Its current lord is Gyles Rosby, an old and sickly man. Lord Walder Frey’s sixth wife was Lady Bethany Rosby. The family is not known for its robustness.
"The wolves will come again," said Jojen solemnly. "And how would you be knowing, boy?" "I dreamed it."
The wolves are most likely the Starks, and this would seem to suggest that in some form or other the Starks will become important players once again.