DU: The Rhapsodic Melody of a Bygone Nation – Pu239

A botched arms deal reveals that the government's plans to remove Plutonium from the Shinjuku dig site ("EXCAVATION") by sea have been compromised.  Section 9 is called in to take the Plutonium out of Old Tōkyō by land.
The members of Section 9 are not happy being used by the government.  Batou is especially incensed since Section 9 is supposed to be an offensive organization.  His patience will be further tried when he and Section 9 find out who will be accompanying them on their mission...