A middle school in a small college town was recently shut down because of mysterious toxins found on the premise. These toxins were cause by a secret eugenics program gone wrong. Tonight, a group of college friends discover the abandoned school, and decide to explore it just for fun. Once inside, they soon realize that that school is not so abandoned.

Ex-Los Angeles cop turned private eye Kline travels to Hong Kong in search of Shitao, the missing son of a powerful pharmaceutical conglomerate boss. Enlisting Meng Zi a friend and a former colleague now working for the Hong Kong Police, Kline follows a faint trail left by the ethereal Shitao. The path leads to local gangster Su Dongpo and his beautiful, drug addicted girlfriend Lili. But Kline is distracted from his search, haunted by memories of the serial killer Hasford whose 'body of work' was the reason Kline quit the police force. Will Kline once again need to lose his mind to find his latest quarry?

In this present day prequel, the robot invaders attack the Earth, forcing a small band of humans to seek refuge below the surface of the planet.