The wedding guests begin preparing to leave the island but the Sheriff suspects that one of them is the killer. Some new information reveals an eerie connection between Abby and Wakefield.

As the guests get ready to leave the island, one guest mysteriously disappears. Abby receives a phone call from someone threatening to kill the missing guest if anyone leaves the island.

Eight of the suspects battle for survival as the truth is revealed.

The answers are finally unveiled in the season finale.