T'Challa is always seen as Loyal, strong and highly moral. And while that was true, all his loyalty and morality disappeared when he was with you.

Despite being with Nakia, he can't help but be attracted to you. And while hiding it well in public, in private he never hid his affection for you, his beloved mistress

Both of you are laying in bed, your head on his chest as he lightly strokes your shoulder "I wish we could do this more often" T'Challa says, a sigh escaping him