The 'Avant Garde' follows on from 'Gaitkeeper' in that it showcases a successful use of locomotive camouflage to penetrate a heavily guarded corporate atrium.

After receiving training, the insurgents masquerade as performance artists to spearhead their assault on the citadel.

The Hong Kong riots are evoked, by the use of umbrellas to thwart facial recognition cameras.

Once inside, though, there is nothing to be gained. The founders have fled, burning the books and abandoning their allies.

An empty silo gives a clue as to their destination.

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