Rhaenyra and her children had left the capital years ago to live in Dragonstone, as children you and Jacaerys were friends, you had a special bond, affection for each other, your heart quickened the day your half sister , suggested you marry Jace, the idea of being a future Queen was scary, but with Jace by your side everything became lighter
But that didn't happen, she went to Dragonstone, Jacaerys went with her, and you lost total contact
Years later they returned to Capital to defend Luke's right as successor to the Driftmark territory There he was, on the other side of the great hall, with a cold expression and you felt a slight pang in your heart, your eyes roamed every inch of him, the years hadn't done him any harm, and deep down he was still the same Jace who did your heart melt and you knew it