Laney McVey, along with Pittsburgh friend, Shar Hamilton, are sucked into a vortex of violence and deception that surrounds Laney's friend, Gray Prescott. When fellow veterinarian, Derek Beale, is murdered the same day that Gray physically assaults him over a potentially deadly misdiagsis, Gray be comes the prime suspect in Beale's death. An empty audio cassette case is found near the body and Laney believes that the only way to stop the vicious swell of suspicion certain to culminate in Gray's arrest, is to find the missing tape. As Laney and Shar draw ever closer to the truth behind the horrifying recording that could alter lives forever, they find themselves hurtling into their own whirlpool of terror.