The movie starts out in 1980 with Pamela Voorhees chasing the final surviving victim of the original Friday the 13th killings. She blames the counselors for Jason's death and is about to stab the last girl when the girl picks up a machete and cuts off Mrs. Voorhees' head before running away. Meanwhile, a young Jason is watching from above in a tree and jumps down to retrieve his mother's body and the machete.
It skips ahead to present day where Whitney, her boyfriend Mike, Amanda, her boyfriend Richie, and Wade are hiking through the woods of Crystal Lake in search of weed growing somewhere. They set up camp for the night and Wade tells them the story of Jason and Crystal Lake, which no one believes, that's when the fun starts.....