That's correct and it's perfectly all right. The cat is playing a prank as it's not well known Wangji has a double yet as the train works in mysterious ways and it's pulling people from the multiverse. The cat cheerfully meowed and smiled if a cat can smile.

"It's good to meet you Madoka. I like humans." he meowed again. "Looks like I'm distracting you from your work." But it's a good distraction if any.