"More than one skeleton! That's why I put a picture. The other one... he's an angel, not a skeleton, but he looks the same. Mostly."

Except for the wings, and the eyes, and the way he's been angry and sad every time Papyrus has seen him. But Sans is at least recognizable.

"Was she a fae? I just called her Ringmaster," Papyrus admits, thinking back. With the context of his life and knowledge here, the water in his glass overflows as he realizes. "Oh my god, she was a fae. We ate her food! And a lot of people got tricked into it!"