After a traffic accident Kaylie is in coma for months and her doctors want to try a new procedure on her. To regain her consciousness, they stimulate her brain with the neural patterns of a woman who has just died. It works and Kaylie fully recovers. However, she begins to relive the dying moments of her donor and realizes that she was murdered! Along with her husband and mother, she tries to find out what happened.

A group of young urban explorers and a private military unit could become the final pieces in a 60-year plan to reopen a door that should have stayed closed. But what they unleashed could almost tear our world apart.