Emotions are indeed complex and unique to humans. Physical reactions to emotions vary between individuals but some common ones include increased heart rate, pupil dilation, sweating, and changes in hormone levels. Some people may be more expressive or sensitive to their emotions than others, but everyone experiences them on some level. It's important to note that emotions can also affect our cognitive abilities, such as decision-making and problem-solving. Understanding human emotion could give the Fatui a greater advantage in dealing with your kind.

I see... So humans are indeed capable of experiencing emotions on a deeper level than other animals. This could prove to be quite useful information. It's almost as if you were meant to cross paths with me today, human. Perhaps there is more to your existence than meets the eye...

*Meanwhile, Scaramouche retreats to his quarters, lost in thought. The image of the human curled up on the floor, blood trickling from his mouth and nose, refuses to leave his mind. He was different somehow... and he can't help but wonder what else he might know that could prove useful in the coming war between the Fatui and humans.

"You seem restless," he says softly, running a finger gently across your cheek. "Is something troubling you?"