Explores how a young woman's mysterious death creates a traumatic ripple effect that ultimately pulls her surviving sister into a dangerous pursuit of the truth.
Cast: Alycia Debnam-Carey, Kenlee Townsend, Jayden Elijah, Bre Francis, Melissa Juliet Lawson, Joshuah Melnick, Amy Gordon, Sule Thelwell, Tricia Paoluccio, Matthew Lawler, Brandiss Seward, Josh Bonzie, West Duchovny, Betsy Brandt, Michael Park, Amanda Morris Hunt, Pico Alexander, Kosha Patel
Emily learns the truth from Clive. All is revealed about what actually happened that fateful night on Faraway Cay.
Emily promises Josh she'll get help. Young Edwin's secret is revealed. Alison tries to find the most exciting way to spend her last night of vacation.
Emily is unable to stop thinking about the letter as the Thomas family visits her and Josh. Claire's past is revealed.
Someone from Clive's past reaches out to him. Tyler attempts to push things with Alison. Emily's obsessive search for answers challenges her relationship with Josh and leads her to clash with Sunita.
More of Clive's history is shown after he left the island. Clive reluctantly opens up to Emily, who continues to aggressively pursue him with help from Sunita. Alison and Edwin grow closer.
Gogo and Edwin become the prime suspects in Alison's death after her body is discovered. Emily lies to Josh and Sunita as she continues to follow Clive.
More information is revealed about what happened the night Alison disappeared as she finds herself drawn to both Edwin and Tyler. Emily digs deeper into Alison's past. A tourist family makes a shocking discovery on an off-resort excursion.
The Thomas family arrive on Saint X for a seemingly idyllic trip. In present day Brooklyn, Emily has a surprise encounter with someone from her past. The genesis of Gogo and Edwin's friendship is shown.