在上集幸存下来的人被神秘的先知Shot Bus Gus所救，他似乎拥有控制这些畜生的能力，在先知的带领下，幸存者进入下水道，那可通往城市，路上他们得到了空手道专家Jean-Claude Seagal的帮助，并得知这些畜生源自一个叫"The Hive."的地方，于是他们决定发起反击，永远消灭掉这些畜生。
Elena, a “half” Japanese high school girl, struggles with the feeling she’s not Japanese. While constantly watched, she discovers she is also being watched by something else—a monster that can only be seen through her smartphone and whose sounds can only be heard through her earphones.
