MissRias
This setup implies that 1) lyanna and Robert weren’t betrothed and had no personal relationship 2). Eddard and Ashara Dayne had no connection at Harrenhall; nor did he fall for any other. Otherwise, he’d never have married Cersei. To be frank, he would have married a northerner if he was now Lord Stark and had made no prior commitments with any women while he was the 2nd son