Taliah Storme is a sky knight, a protector of the Skylands. Armed with an airship and a full crew, her newest task should be a simple one: bring in the sky pirate captain, Erikson Roarke. Yet the mission proves to be more challenging than anticipated when Taliah finds herself stranded in the perilous Lowerlands with the criminal she was supposed to arrest. While dealing with the dangers of the surface world, Taliah also has to find a way to work with Erikson in order to return to the skies. Her conviction towards capturing the pirate begins to fade, however, when she uncovers strange incidents related to the Skylands. Now doubting her very purpose, Taliah plunges towards the truth, disregarding all warnings to stop searching for answers.