As London is submerged below floodwaters, a woman gives birth to her first child. Days later, she and her baby are forced to leave their home in search of safety. They head north through a newly dangerous country seeking refuge from place to place.
- Genre: Drama, Mystery, Thriller
- Studio: SunnyMarch, Hera Pictures, Anton, BBC Film, C2 Motion Picture Group
- Keyword: mother, london, england, dystopia, flooding, survival, fleeing, ecological disaster
- Cast: Jodie Comer, Katherine Waterston, Joel Fry, Mark Strong, Gina McKee, Nina Sosanya