Deep inside Central Dogma, the Pribnow Box is where NERV runs its pilots through tests on the incomplete Simulation Bodies. The facility becomes a battleground in Episode 13, when a single contaminated wall panel hands the Angel Ireul a doorway into headquarters.
The Pribnow Box is a testing facility within NERV Headquarters, situated in the area of the base designated the Sigma Unit inside Central Dogma. It contains the Evangelion Simulation Bodies together with the control center from which experiments on them are conducted.
The facility underpins the simulation testing side of NERV's Evangelion program. Its most dramatic hour arrives in Episode 13, when the Angel Ireul slips into headquarters through a freshly installed, contaminated panel known as the 87th protein wall. From that foothold the Angel spreads across the entire area, corrupting the simulation bodies themselves. After staff evacuate the Pribnow Box, Ireul rides the compromised systems into a connection with the Magi supercomputers and begins hacking them.
NERV runs the facility as one of the major installations of Central Dogma, the primary subsection of its headquarters beneath the GeoFront under Tokyo-3. It shares that subsection with sites like the Artificial Evolution Laboratory, the Eva Graveyard, and the Dummy Plug Plant.

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The Pribnow Box is a testing facility inside NERV Headquarters where NERV runs its pilots through tests on the incomplete Evangelion Simulation Bodies.
The Pribnow Box sits in the Sigma Unit within Central Dogma, the primary subsection of NERV Headquarters beneath the GeoFront under Tokyo-3.
In Episode 13, the Angel Ireul infiltrates the Pribnow Box and spreads through the facility, corrupting the Evangelion Simulation Bodies until staff are forced to evacuate.
Ireul slips into the Pribnow Box through a freshly installed, contaminated panel known as the 87th protein wall, then uses that foothold to spread through the facility and hack into the Magi supercomputers.
The Pribnow Box shares Central Dogma with other major NERV installations, including the Artificial Evolution Laboratory, the Eva Graveyard, and the Dummy Plug Plant.
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