Cerulean Cape a world within a world

"Yes. Sos and Atka. A white bear and a shadow bear," Esma explained, glad to share something she knew, only to realize a moment later that she had no idea, which bear was which or what each of them were. "Ash Paw left little gifts for them on the altars in order to ask for favours," she added. 

"No. I am from Riverclan," she told, feeling puzzled by the unease in Sobeille's voice. "What is Bearclaw?" she asked.