The noble guard caught Prince Samuel by the collar before he could hit the floor. Still, he didn't lift him up and carefully lay him down.
The guard peeked at the couple afterward, and their faces told him everything he needed to know. Khan and Monica deciphered the Prince's last line, showing calm awareness at his worried expression.
The secret wasn't news to Khan and Monica. Anastasia, Wayne, and other peculiar situations had long since hinted at Khan's special background. That hypothesis was almost certain by then, and more clues appeared as Khan climbed the political ladder.
Now, a person who could clear doubts about Khan's background was lying right before him. The previous insult also gave him an edge to exploit in an eventual interrogation. Still, Khan knew that silence was the best option.