A Plummet to Soar Story "Sometimes you have to plummet to soar." So says self-styled life guru Mackenzie Detweiler. But when he hosts a conference to share his message, he finds himself terrorized by an unknown adversary. Is it Delmar, who took advice from his shitty self-help book, only to find out doing the thing that scares him most can get him killed? Is it empty-nester Rachel, who simmers with rage over her cheating ex? Is it his kleptomaniac...