Unseen Evil 2

Unseen Evil 2 (2004) is a horror, science fiction directed by Jeff Leroy rated 2.6/10.

After a series of brutal, unexplained murders in a remote forest, a rogue military unit is recruited to hunt for whoever - or whatever - has rendered the attacks. In order to carry out the investigation, they need the help of the only survivor, Kate. But first they have to get her released from the mental institution she's been confined to since the horrific attack.