Set on the canals amid the glorious British countryside, two sisters and their boyfriends head off for a relaxing weekend away on a barge, unaware of the flesh-eating 鱼 mutants lurking in the water, ready and waiting to feed.
A girl who lives secluded in a house in the woods with the only company of her father and a 狼狗, 猎狼犬 finds among the trees a mysterious cubic device with the ability to change the past.
