When he talked with Yumpa, he felt the shadow of Chun Yuchan from within and activated the skill. There was no change to the facial muscles while talking about the third test, but when he was asked why he didn’t go to the other princes, Nano found the change in expression.

“They were already full. They already have skilled warriors serving them. No spots left for me.”

[Sensing slight change in facial expression. Chance of the entity lying is at 45%.]