don't you know who I think I am?

a series of vignettes from an AU where king arthur survived.
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"...you're just like them. Like everyone here. You think there's something wrong with me."
"I'm going to marry the Dowager Queen," said Arthur, ignoring the accusation. "You will be there. You will smile. You will be courteous and respectful to your new stepmother."
Tedros reddened deeper, irritated that his father presumed he needed to tell him such things. He knew the importance of appearance, even if he didn't like it. Hadn't he tried his best? Didn't he try his best? Every day?
"...and eventually to your stepsiblings."
Tedros's fists clenched on the tablecloth. In the reflection of the silver milk jug, he could see that his attempts to flatten his hair were being defeated, and it was curling at the edges already. Just like his...
"You're trying to replace me."