Andrew Fell (Bob Peck), an advertising executive is devastated when he learns that his ex-girlfriend has been murdered, especially when she had been trying to get a message to him just before her death. Convinced Beth, a Veterinarian, had discovered something in the food chain before she died, Andrew becomes more and more involved in a conspiracy and murder as another body turns up this time in his living room! As Andrew gets closer to the truth, his wife Maggie (Sharon Duce) and family are in increasing danger too. Beth's last boyfriend Malcolm (Rob Spendlove), is out to get them before Andrew uncovers the terrifying truth that so many want to keep hidden...