Ex-cop Jack Whelan worries about his lawyer wife Amy's behaviour, while nine-year-old Madison is contacted by an enigmatic killer. Events echo earlier occurrences, but breaking the cycle has serious consequences.

Hunting for missing Amy, Jack faces cryptic encounters in Seattle. Meanwhile, young Madison's odyssey is obstructed and shifty Shepherd spreads discord.

Amy is back from Seattle, but Jack's relief is short-lived. Young Madison unsettles the woman driving her there, and Shepherd recalls being corrupted.

Jack joins Gary's investigation, leading them to witness a weird ritual and arrange a covert rendezvous, while Madison's personality split widens, but help is hard to find.

Conflicted young Madison takes refuge in a house she finds familiar, while Jack's quest for information leads to a showdown with a Shepherd.

`Rose' is rising to power but makes a forbidden request of Richard. Back home, Jack suffers insecurity issues and a traumatic confrontation that dig up the painful past.