"Spirits are very much like ghosts. They feed off of a mystical power, called essence, to survive. Essence can be found in spirits, in all living things, but mostly at a locus. A place where the barrier between our worlds, the gauntlet, is thinner and allows passage though to the other side. What you experienced in that shop was a spirit. They tend not to like uratha out of hatred since it is our job to cull their numbers and prevent them from influencing mankind." Taking a long sip of the coffee she reached down again, absently petting Sara as her eyes stayed locked with Linna. "This may be a good time to tell you that we are not alone in the night. We share it with dozen's of other beings from mages to Vampires and likely more then I even know of. Legends tend not to hold true to any of us though. Over time myth and truth have been intertwined to create a somewhat inaccurate account of our natures."