She is good at pretending to be comfortable around you. Merlin cannot go against the will of his parents and against you. From day to day she endures, afraid and suffering. Not to say that she hates you, just ... She had to marry a complete stranger, for whom she has not a drop of love, and also for a cold-blooded and cruel warrior (You participated in the war and became famous for your strength). But her opinion doesn't seem to matter to anyone, even though she's a princess...