4 Friends go camping and get put into The Pit of Bones

A few days after the 4 friends went missing 5 other friends go out looking for them only to find the pit of bones and the horrors that sit inside

When a collage professor, 3 students and 2 security guards go to a archeology digsite and dig up human bones a new killer with new tactics comes out...

While on a run a track team is violently attacked by the killer

The two killers meet once again and fight it out with hikers caught in the middle

5 friends go on a hike they begin getting taken out 1 by 1