A supernatural skeptic sets off to debunk paranormal sightings using low frequency sound waves in an abandoned subway station and is met with unforeseen evil and eerie memories.

Shawn and Zach are young lovers who move into a guest house together on an estate owned by Mr. and Mrs. Marino. When bizarre events begin to occur with increasing danger, Zach slowly remembers a forgotten time in his childhood when he suffered from what appeared to be a severe and violent psychosis - memories erased by as series of electroconvulsive shock treatments administered by his psychiatrist. As the terrors surrounding their lives grow to deadly proportions and innocent people are slaughtered, Zach is forced to question his own sanity and fears for Shawn's safety. Once the threat of psychotic behavior turns into the possibility of demonic possession, Zach is confronted with a horrific reality he never could before have imagined

Mike, Chris, Bobby, and Joe are life-long friends out for a rowdy good time that goes horribly wrong. They commit a random act of violence, savagely beating a young man. The film begins with the boys cruising to their favorite spot in the park to lay-low and blow off steam. The beating is a non-issue until cell phones start ringing and they learn that their young victim has died from his injuries. What was a random act of violence gone wrong soon pulls many factions they dread into the arena. Their friendship is pushed to the brink, the group buckles and strains under the darkest aspects of their personalities, and an earthshaking revelation might finally break them.