Exhuming Jacob's grave only deepens the mystery of his return. Henry struggles to accept that Jacob is really the son he lost 30 years ago. Bellamy and Maggie search for a connection between Jacob and Caleb's deaths and wonder if the local river may hold a clue. Their digging also unearths Caleb's criminal past - he robbed the bank his daughter Elaine works at just days before his death. Pastor Tom's life is changed forever by a shocking turn of events.

Bellamy struggles to keep Jacob safe from outside forces. But a tragic incident from his past as a cop continues to haunt him. Elaine is pressured to find out where dad Caleb hid the stolen bank money before the FBI comes to town and learns the truth about Arcadia. Maggie delivers shocking news to Rachael, and Caleb gives Bellamy a chilling warning.