Cora manages to stifle the laugh she wants to give at his rush to explain himself. He doesn't need to; she knows full well what dangers lurk at Marceline's. What he is isn't clear to her - definitely not human - but he seems vulnerable. And if there's another that might be in danger...
"If you or any of your women need a place to hole up, any time, for whatever reason, you're always welcome." There were a few people on the street that had that open invite, and a few who were well-warded to keep the hell out. "But I appreciate your chivalry."
At his question, she gestures with her hand out to the customers in the bar. "Bartrum is well interested in seeing what you can do. Can't hurt to get a couple coins out of him." Cora steps out of his way, and finds her way back behind the bar again, noting drinks and offering refills where wanted.