He kept moving, staying just ahead of the searing, draining discharges until he was certain the exit
must be directly behind him. He glanced over his shoulder. It was not. In fact, only a meter or two
farther along the passage, what had been an open passageway seemed to end in a pocket of charged
and warped air.
He hesitated, heart thudding. How was this possible? The interstice in which he stood was formed
by a cancellation effect. The two fields' overlap was unstable, but the instability was linear. There
was no way the two opposing fields could meet and meld in that way, no power that could.
He peered beyond the barrier, through the fluctuations in the cul-de-sac. Beyond them, out in the
open debris field, he saw a lone figure standing atop a slab of ferrocrete. A figure with a bright
mane of pale hair, rippling and warping as if viewed beneath the surface of a storm-tossed sea.
...
With a motion that suggested the
closing of a curtain, the youth—for he couldn't have been more than about fifteen or sixteen—
dosed the lips of the flux zone, sealing the Sith within.

Star Wars: Coruscant Nights III: Patterns of Force: Chapter 5