The clock rolls back to the first days aboard Fulmar's Folly. Adrift in a nautical apocalypse; Jack and Sam attempt to shield the children... as the world slowly eats itself alive.

In the present day: Something’s clearly wrong with Arrietty.

As Fulmar's water supply runs out - Lina makes a desperate play for the backpack she left on shore with dire consequences. Arrietty is horrified when the female Wasting does something that changes everything.

Picking up straight where season one left off:

Lina is furious to discover she's risked everything on a boat stuck at anchor and void of supplies. With dwindling water and plenty of injuries, a traumatised Arrietty is faced with the reality of killing Jimmy.

All the while a new adversary is waiting patiently for them to make a mistake.

Arrietty is faced with an earth-shattering choice. Samantha reaches the end. Whilst on land the Wasting close in on Jack and Lina.

The final chapter of season 1.

Samantha struggles with guilt as Fulmar's Folly is re-boarded and an unwilling bargain struck.

Part 1 of the season finale. (part 2 will be uploaded next week!)

The fragile alliance between Jack and Lina is strained when the Wasting are sent into a frenzy and unknown men are seen aboard Fulmar's Folly.

With no supplies and Wasting stalking the boat, Arrietty faces extreme choices as Fulmar stops in the shadow of the wrecked cruise ship.

Set on the first day after Jack is left behind. Sam tries desperately to hold herself and the family together as the Man in Red closes in for the kill.