Who does Carl have a crush on?

Could you clarify who Carl is and what context we're discussing? Assuming Carl is a character in a story or scenario, and we're trying to figure out who he has a romantic interest in, let's phrase the question in an inquisitive tone: "I'm intrigued by Carl's recent behavior. He seems to be preoccupied with someone lately. Do you have any idea who Carl might have a crush on? I'm curious to see if his feelings are reciprocated or if it's a one-sided attraction. It would be interesting to understand the dynamics of this potential romantic interest and how it might affect Carl's actions and decisions going forward.