Stardust: Book Three of the Lightning Strike Trilogy

Lucas Adler knows how to keep a secret. His deepest, darkest secret is the one thing that can kill Emma, the secret he has been keeping since months before his supposed death on e2. Emma's life is turned upside down once again in the final book of Quan. People will be lost and horrors will be revealed. Emma has to fight even harder to keep her life in order, and Zach has to struggle harder than ever before to keep her alive. The only one that can truly protect her is the Galaxies, who is stronger than anyone ever realized...But with the devastations Emma faces, is living truly better?