Ashiel, after being appointed as a secret commander to a secret unit within the imperial household, had it hard for him. Not with his skills to be a secret commander but because of the burden he had upon leaving the lad
His emotions were unstable at that time. Even though it was an order for the crown prince, he still wanted to disobey them. He wanted to stay with the lady's side that's why when he was to decide, he said it was Victoria's decision. Besides she was his master in the first place
He thought that by doing so, the last would oppose the crown prince's offer but she went with it. He was painfully feeling that his heart was about to be ripped apart that day. Yet he never showed
Why would he show such expressions when he's already a full-fledged knight within the Chutlier household, right? All in his life, he had been subjected to painful experiences and memories but the way the last discarded him for the crown prince was enough