War of dragons

Jon Snow (Jaehaerys Targaryen) returns north after the red wedding, having survive because Robb send him to take Winterfell back . When he receives news of Robb's murder, he is declare the new king in the north.

In the south, Aegon Targaryen and his aunt Daenerys Targaryen, been raised together, married each other, conquer all Essos and then came with three full dragons and conquered King landing , killing Joffrey and all Lannisters in cold blood. Sansa accepts been another wife of Aegon and Margaery as well. Arianne Martell then joins them along with Myrcella, who is forced to marry Aegon or perished along with her family. Sansa does not care about family and only has vengeance on her mind. This happens one year after the red wedding.

But darkness is approaching and this time no one knows who the true enemy is. Will Westeros be prepared for the storm that is coming or they will perished?

In this AU Jon does not join the NIght's Watch as he is considered Brandon's bastard son and Catelyn love him as one of his own. Instead, is with Robb from the beginning of the war of the five kings until before the red wedding as he is send to take back Winterfell.

I don't own anything, everything belongs to George R R Martin