Apparently Charlie is getting impatient with Elizabeth hanging around so long. So he gets Covid and quickly infects his mother, in a not so apparently attempt to bring about his elevation to King and his wife’s coronation as Queen Camilla.
All this shortly after Lizzie announced she wants Camilla to utilize the title of Queen Consort rather than deferring to use merely Princess Consort, as previously announced upon her marriage (when sensitivities to the immoral Diana were still raw enough not to want to offend the British press with the idea that Camilla will be Queen, something Diana was [rightfully] denied.)