The "Dark Nest Trilogy" is a series of three science fiction novels set in the Star Wars universe, written by Troy Denning. The trilogy includes "Dark Tide I: Onslaught," "Dark Tide II: Ruin," and "The Unseen Queen." It explores the aftermath of the Yuuzhan Vong War and introduces a new threat from the Killik species, which can communicate through a hive mind. The story follows familiar characters like Luke Skywalker, Han Solo, and Leia Organa as they confront the challenges posed by the Killiks and their mysterious connection to the Force. The trilogy delves into themes of unity, identity, and the complexities of the Force.