"They are the Companions. Aliens come to Earth on a mission of peace. Their true mission, the secrets they hide, forever alter humanity. Caught in the struggle between these Taelon Companions and the Human Resistance is Liam Kincaid. A man who is more than human. The mysteries of his past hold the key to Earth's future and the fate of mankind. On Earth Final Conflict."
Beckett gives birth as the Resistance is saddened by the news that Boone has died. The protector's baby is a Kimera/human hybrid and grows at a rapid rate. He takes the name Liam Kincaid and immediately takes action as an adult. Beckett's memory is wiped and she is sent back to the Taelons. The recovered fiancée is really a replicant of the mysterious probe, which is from another alien race known as the Jaridians. The probe replicant kills the leader of the Taelon Synod. Liam saves Da'an and is recruited to become his new protector. Liam joins the Resistance but doesn't get along with Doors. Lili is forced to work under Sandoval but continues her double agent duties. Zo'or becomes the new Taelon leader, with Sandoval becoming his protector.