"Sacrifice" is the Fifth Book in the 9-Book "Legacy of the Force" Series, a Bold New "Star Wars" Story Arc for Fans of the "New Jedi Order" and the Franchise's Most Popular Characters Luke, Han, and Leia. This is the Middle Book in the Series and the Second of Three Hardcovers. the Adventure Continues, and One of Our Storylines Comes to a Crucial and Shocking Climax. Things Come to a Head in the Galaxy of the Skywalker and Solos When Jacen Solo Makes a Horrifying Decision From Which There is No Going Back. for Luke, Han and Leia, Nothing Will Ever Be the Same Again...