Read the excerpt from Between the Silver and the Ash.KENNETHWow. For a minute there, I thought you weren’t going to show up.XAVIERI’m here.KENNETHIt’s just weird how I can’t see you until you sort of, I don’t know, appear.XAVIERYou’re not supposed to see me.KENNETHI know, I know. You’re Tree Man, spirit of the forest. Able to disappear into the very trees themselves. More elusive than the shyest garden creatures. Master of the art of—