Either of the two reasons, Chance knew that something bad will happen. Even if it is Vanessa's revenge or Calliwell's revenge, no matter who it is it would still be dangerous.
Even if Charles was still not born by the time the Marquess was kicked out, even if he is innocent, there is no guarantee that Marquess Calliwell, his uncle, will not include him in his revenge.
'After all, I—no, Charles, is the son of his brother whom he hates.' he thought.
That was only an assumption, there is still no proof that they want revenge or will rebel. But it was always good to be aware of the worst scenarios.
The door opened and a man with a long hair, tied in a side ponytail, wearing a monocle. 'I assume this is the House of Lanstone's butler?' Chance thought.
Alec stayed beside me, one step forward to not let anyone touch or approach me. "You are in the Crown Prince's presence, greet His Highness and show your respect to the Star."