Joe Hill and Gabriel Rodriguez's Locke & key unwinds into its fourth volume in keys to the kingdom. With more keys making themselves known, and the depths of the Locke Family's mystery ever-expanding, Dodge's desperation...Joe Hill and Gabriel Rodriguez's Locke & key unwinds into its fourth volume in keys to the kingdom. With more keys making themselves known, and the depths of the Locke Family's mystery ever-expanding, Dodge's desperation to end his shadowy quest drives the inhabitants of keyhouse ever closer to a revealing conclusion.