Official Cover For Sticky Valves Revealed angelablytheblog, August 28, 2017August 28, 2017 This is the cover chosen from the various concepts developed by Dark Grail The book is due to be released this week, check back for more news later. Share this: Share on X (Opens in new window) X Share on Facebook (Opens in new window) Facebook Like this:Like Loading... Related Blog post book covervampire