: Reviewers on Rotten Tomatoes praised it for being a "smart, character-driven drama" that avoids typical apocalyptic spectacle.

: The movie was largely improvised. Actors were given broad character backgrounds and scene outlines only moments before filming to capture authentic reactions. Critical Reception :

: The world faces a catastrophe where a virus has infected the freshwater supply, making it toxic to humans. Dr. Jennifer Ashgrove, the lead scientist searching for a cure, is forced to take a weekend retreat with her husband to recover from stress-induced blackouts. While away, she suspects her husband is hiding a secret that could affect the fate of humanity.

Ashgrove is a character-driven sci-fi drama that focuses on personal stakes amidst a global environmental crisis.