The mystery is solved as the series concludes.

John Wakefield continues his murderous rampage on the island, as the survivors attempt to find and kill him before he wipes them all out.

Abby confronts the killer, but the guests start thinking he may have an accomplice. Another guest dies and another goes missing.

A big explosion destroys the marina forcing the group to retreat to safety and a secret is revealed leaving everyone horrified.

The group turn against each other. However they find a map and are forced to come together to find a Madison.

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.

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.

After the deadly events at the rehearsal and the wedding so close, Abby, Henry and J.D. try and solve the murder by themselves.

Some interesting facts are unveiled during a bike ride between a father and his daughter. Trish and Henry have an eventful wedding rehearsal.

Henry and the groomsmen go fishing and discover something shocking while Trish and her bridesmaids hang out with a psychic.