Between The nice and evil may be the concentric layer of Manusha padas, signifying human lifetime. All these layers surround Brahma padas, which signifies Resourceful energy and the positioning for the temple's Key murti for darsana. Eventually at the very Middle with the Brahma padas is the Garbhagriha (Purusa Room), https://www.diigo.com/item/note/avyq4/skwp?k=fb5ca257c218b257874f077e01820bf5