She was aloof until the Queen said such a thing which didn't matched her plan. It was obvious that the Queen wished Theo to marry the second Prince and have a child, whom the Queen could properly claim as her own grandson and use it for her own purpose and since the first Prince birth system already was ruined, she started the conversation with such words.
So until now the behavior of the second Prince could be understood easily! He went to her room, escorted her to the Queen's castle and then sat beside her… all of these, he did after thinking that Theo will be his and only now, Theo understood what his smirk meant yesterday.
She took a deep breath and calmed herself before looking at the Queen, "So.. what do you wish to do, your majesty?".