The fishing vessel Solita crosses a storm during the night and the Skipper Will McKenna witnesses a weird creature attacking the crewman Joey. They return to the dock and Will has difficulties to pay the amount he owes to the former owner of the boat, Roy. The fish population is reducing in the area and the biologist Arden is investigating the possible causes. Meanwhile, Will's daughter Carly steals the keys of her father's cottage in a nearby island and plans to travel with her boyfriend Danny and their friends Erin and Drew to spend the weekend in the island. However, Drew is murdered by a deep sea predator on the dock and his pieces are found by Will and Arden. Carly, Danny and Erin do not have any news from their friend and travel to the island without Drew. Sooner Erin is murdered by the creature and Danny is bitten by a newborn reptile. Danny and Erin seek shelter in the cabin but they are trapped there by the creatures...

Walter, 24, is a wrestler, competing for a spot on the national team when he learns of his sister's brutal death. He comes home to help his mother; he works out, takes a dead-end job, and goes to the trial of the accused murderer. He becomes friends with Linda, her husband murdered; she's raising a teen son, Clay, who's deaf. Walter gets Clay into wrestling. He accompanies Linda to events at a center where she works. He sees her at the courthouse. They wait for verdicts. Walter's mother takes her daughter's things to a rummage sale. Clay has his father's pistol. How will grief express itself?