Board Thread:Questions and Answers/@comment-4521561-20160621051045/@comment-190.153.150.223-20160622164744

(SPOILERS FOR A DANCE WITH DRAGONS BELOW)

My guess is that he is going to Westeros to kill Kevan Lannister and Pycelle like he did in the ADwD epilogue, and when he talks to dying kevan about this person who was meant to rule, he is talking about Dany, thus, condensing Dany's storyline with Aegon's.