The Dredge possesses Calvin to break free of the Ring of Solomon and re-inhabit his original body.
As the temporal facility gets closer to destruction, Cole goes to 1957 to save humanity while everyone else looks for Titan, the stronghold of The Witness.
Clarke questions Lexa’s decisions; an injured Kane needs Abby’s help; Indra pushes Octavia.
Part 1 of 2. Castle and Beckett encounter an old rival, Dr. Kelly Nieman, while looking at clues in a woman’s mysterious murder. As they investigate the case further, links emerge between the crime and an infamous serial killer.
Love in Return
Preacher James and his congregation head to the Langston house to stop the birth of Rachael’s baby.
After a series of inexplicable events, Bellamy fears for the safety of Rachael and her unborn child. Preacher James predicts that the baby’s birth will unleash an ancient evil. Margaret rallies the Returned at the government facility and forms an uneasy alliance with Preacher James, and Bellamy’s government contact warns that something big is on the horizon
Things turn more ominous in Arcadia with the return of Preacher James, who seems to have a strange and unnerving connection to Bellamy. Elsewhere, Margaret’s presence is quickly felt at the government facility where she and other returned are being detained; and faith becomes harder to hold onto when the unthinkable happens to Henry.
Arcadia loses power when a violent storm hits; at the same time, the Langstons and Bellamy search for Jacob and Margaret, who seem to have disappeared; and a mysterious stranger arrives in town.
The loss of a beloved member of the community leaves Arcadians in mourning; and a cure for the virus is provided by stem cells from Rachael’s baby, but Rachael suddenly disappears and Bellamy and Maggie seek help from a surprising source. Meanwhile, Henry uncovers the facts about Margaret and his family’s role in the fire at the factory.
As anti-Returned rhetoric increases, Pastor Tom’s church becomes a refuge.