The Final Battle’s Human Stakes
StrikeThe military operation to secure the dome unfolds alongside Tucker’s search for his mother and the prisoners’ struggle to escape a blast that may destroy the camp.
increasing
Bearing strength in each event
decreasing
A President’s Authorization

A President’s Authorization
The final report
Tucker presents the Sounders’ plan to SYLO and explains why controlling the past-side dome is essential. Captain Granger believes him but cannot commit the military alone.
The order to proceed
President Richard E. Neff hears Tucker’s account and authorizes the assault. A private mission to rescue Stacy now becomes part of a major operation to stop the invasion.
The Sounders Take the Drones

The Sounders Take the Drones
A waiting force
SYLO troops lie outside the camp, unable to advance while the drones remain active. Tucker and his friends wait for a message from Sokol’s team.
The sky changes hands
The drones pass over without attacking, then the message arrives: the Sounders have control. Granger orders the force forward, committing hundreds of soldiers to the battle.
The Dome Under Fire

The Dome Under Fire
Ground weapons resist
Retro artillery fires on the advancing vehicles. SYLO Cobras and captured drones destroy the guns, allowing troops to approach the buildings and dome.
A battle inside the perimeter
SYLO and Sounder fighters face Retro soldiers near the entrance. Tucker’s group moves through the fighting to search the camp, while the operation’s deadline continues to approach.
Opening the Barracks

Opening the Barracks
Prisoners held inside
Tucker learns that the prisoners have been locked into their barracks during the battle. He understands that the nuclear event could make escape impossible if the Bridge is not sealed.
Urgent evacuation
He and his friends release the workers and direct them away from the dome. Tucker searches each building for his mother while Tori and Kent help free the others.
Returning for Olivia

Returning for Olivia
Kent turns back
After Tucker finds his mother, Kent is missing. Tucker realizes that Kent has crossed the Bridge to return for Olivia, who was left unconscious in the future.
Friendship follows him
Tori joins Tucker as they run back toward the dome. Their choice risks their own escape, but reflects the group’s repeated refusal to abandon one another.
Six hours before the detonation deadline
Shortly before 5:30 in the Mojave Desert
Late afternoon, as SYLO reaches the camp
Within twenty minutes of the detonation
Fifteen minutes before ignition