[ He nods. ] We are able to bequeath a portion of our power to others.

However... [ He pauses again, searching for how to accurately describe it... and succiently, because she shouldn't have to sit through a whole lecture on how Lucis Caelum magic works when she had only come here to stop by.

Unable to find the proper terms, he raises his hand up, placing his palm loosely to the center of his chest. The fabric of his robes divot where he presses in his fingers, five points around his heart. ] It is not a device, [ He says at last. ] but a tether between souls.