Who or what is lurking deep down in Tokyo Bay? It's already destroyed four Labors working on the Babylon Project and claimed a number of other, seemingly random, victims. Detectives Kusumi and Hata are on the case, but nobody wants to speak to them. What have the Hermes Corporation and, in particular, the intriguing Dr Saeko Misaki got to hide? However, when the truth finally emerges, the problem is far beyond the abilities of two cops no matter how dedicated they are. It's time to call in the Special Vehicles Unit 2! <br />