8 of 13 episodes
S04E01
The Book of Reconstruction: Chapter One
February 8, 2021
S04E02
The Book of Reconstruction: Chapter Two: Unacceptable Losses
February 15, 2021
S04E04
The Book of Reconstruction: Chapter Four
March 1, 2021
S04E05
The Book of Ruin: Chapter One: Picking Up the Pieces
March 8, 2021
S04E09
The Book of Ruin: Chapter Four: Lyding
April 26, 2021
S04E11
The Book of Reunification: Chapter Two
May 10, 2021
S04E12
The Book of Resurrection: Chapter One: Crossroads
May 17, 2021
S04E13
The Book of Resurrection: Chapter Two: Closure
May 24, 2021