When an L.A. cop gets called to a crime scene on his anniversary, he is forced into a shootout that leaves both a criminal and his hostage dead. Soon after, with a troubled yet clear conscience, the officer and his family go on a camping weekend. After they stop at a gas station and end up in the middle of a robbery, fate and a twisted web of revenge have other, more violent plans for them. When the score is finally settled, will anyone be left standing?

Doctor Baines has been conducting genetic experiments on piranhas and has made them virtually unstoppable. Unfortunately, his assistants, Maggie and Paul, accidentally release the hybrids into the Lost River Lake threatening to destroy everyone in their path. Can they prevent the flesh-eating piranhas from escaping into the ocean and spawning?

Lyon Gaultier is a deserter in the Foreign Legion arriving in the USA entirely hard up. He finds his brother between life and death and his sister-in-law without the money needed to heal her husband and to maintain her child. To earn the money needed, Gaultier decides to take part in some very dangerous clandestine fights.

As he strives to make it on his own, Nick Ramsey has alienated his father by rejecting his upbringing and lifestyle. Now 25, Nick has been rejected by his girlfriend and vows to turn his life around.