The Last Valyrians (гет)

Alternate Universe for the Three Heads in which Aegon Targaryen VI was not ferried away across the Narrow Sea but was raised secretly in Westeros, being prepared and guided for a future in which songs and laughter cease and die unless he can stop it.
Where Jon Snow received word of "Arya's" Marriage and suffering at the hands of Ramsay Bolton and accepted King Stannis' proposal to be legitimized and marry the wildling princess Val. As what is your honor and duty worth at the stake of a sister or brother.
And of Daenerys Targaryen the Mother of Dragons, Breaker of Chains, and Queen of Freedom Bay when finally within grasp of her greatest desire finds that Westeros has no desire to be liberated. Is it better to forsake vengeance and what one knows is justice for the prospect of a future out of your hands or to gamble with the lives of thousands to save millions?