Two ghost hunters are dead. Forensics tell Inspector Isabelle Cannon they died over a month ago but eye witnesses say they were at work the day before!
There has been someone following botanist Scott Cattrall ever since he discovered the giant hogweed plant was mutating and emitting a toxic pollen.
Together with Terri Aldridge, who has been investigating the rise in asthma during the 20th century, they uncover a link between the giant hogweed, the murdered ghost hunters and the sudden increase of asthma attacks on humans. The link leads them to a struggling pharmaceutical company about to reveal their new wonder drug, the cure for asthma.
It all begins in Warrington, the home of the Eyes, the home of the hogweed.
Influenced by such stories as 'Invasion Of The Body Snatchers' and 'The Day Of The Triffids', 'They Grow Upon The Eyes', is a chilling, mystery thriller.