Scientist isolated in a lighthouse with his wife. He discovers that seawater is lethal to triffids and ultimately uses a salt-water fire hose to dissolve and kill the invading plants, securing their survival.
Both are blind survivors navigating the post-apocalyptic world, representing different paths to enduring the triffid threat.
Both navigate the global catastrophe independently but share the core objective of reaching safety and preserving human life.
Explore the full interactive character relationship map of The Day of the Triffids