When Sergeant Hayes is called to the cemetery, he makes a startling discovery. Six people have inexplicably returned from the dead and are in perfect health. How is this possible? Who are they and why are they back?

After revisiting the cemetery, James confirms that the group have all risen from the dead and he confronts a mysterious and dangerous John Doe. Meanwhile Kate gets an unexpected surprise when she goes back home.

Vic is behaving strangely after his car accident. James relies on Maria to take him to Elishia's hideout, while Elishia uses Charlie to test the boundary around Yoorana, looking for a safe way out of town.

Vic finds Maria and convinces her to take him to the group, James spends an intimate night with Kate and Kirstie remembers how she died.

Sarah, James and Kate try to navigate their complex love triangle, grappling with a mixture of anger, grief and relief. Meanwhile, Charlie and Kirstie decide to seek answers about Charlie's past.

The group must decide what to do about Vic who was injured during the chase. Elishia wants to let him die but James wants answers from him and he convinces Elishia to operate.

Two more people return from the dead in Yoorana and turn to each other for help. The Risen make a liberating discovery, and Phil takes drastic action.

Following clues from cryptic visions, William journeys to Melbourne in search of answers. Kate finds herself on the wrong end of a hustle.

Freed from the boundary, Charlie and Kirstie discover a whole new world -- and troubling realizations -- in Melbourne. Phil embraces a new purpose.

Chris races to protect the Risen from a new danger. Belle helps Chi seek an answer to his hungry ghost theory. Kirstie and Charlie get shocking news.

While the Risen hunker down for protection, a new threat arises from within. Kirstie breaks ranks, and Chris faces a wrenching decision.

Chris confronts James over his plan, but as catastrophe closes in, the Risen discover their true nature -- and their fate.