Five friends who reunite in an attempt to top their epic pub crawl from 20 years earlier unwittingly become humankind's only hope for survival.

Eternity, a 10-year-old girl, lives in a gatehouse at the edge of an ancient forest and she likes to dig for buried treasure. One day she digs up something she shouldn't, and the forest wants it back.

The year is 1955. NATO and the Allied Forces have been conducting secret, occult experiments in a bid to win the Arms Race. Now, they have finally succeeded but what the Army has unleashed threatens to tear our world apart. One woman must lead the only survivors past horrors that the military has no way to control - and fight to close what should never have been opened.

On the Bristol coast, in a town where nothing ever happens, teenager Naomi manipulates her friend Josh into following her. She leads to him to where she'll know Owen is, an older boy, her ex-boyfriend, and she wants to make him jealous. But her plan backfires and she loses both of the boys. Returning home Naomi slips into a elaborate fantasy - a dream of herself with Owen in the reeds by the water. Awaking from her daydream she knows what she must do - she's going to sneak into Owen's house and tell him something that will make him stay with her.

An ambitious radio project is set up to give their listeners one last wish before the year is out.