The Johnny Worricker Spy trilogy concludes with Salting the Battlefield, in which our hero with his ex girlfriend, Margot are criss-crossing Europe trying to stay one step ahead of the security services and a vengeful Prime Minister. Worricker is being watched - His family and friends are being watched - He is running out of cash and he needs to make a move to reach an endgame.
供職于某生物科技司的生物化學科學威廉·福斯特（基·里維斯 Keanu Reeves 飾），長久以來一致力于克隆技術(shù)的究。雖然科研的道上困難重重，但他離最終的成功似乎有一步之遙。誰知在關(guān)鍵時刻，一場禍摧毀了他的幸福生。車禍中，妻子娜（愛麗絲·伊芙 Alice Eve 飾）和三個可愛的孩子命歸黃泉，這威廉痛不欲生。然，科學家的本能又使他迅速冷靜下來他找到工作中的伙埃德·惠特爾（托斯·米德蒂奇 Thomas Middleditch 飾）幫忙，決定利用己的研究“復(fù)活”人?！ 圩屓睡?，讓人不惜一切代與全世界對抗…?
