The cuff swung toward Ty's hand as if the room had been waiting for the blood.
He stepped back and nearly bumped the case. The far rail dragged the glass forward another inch, then stopped with the cuff hanging between Ty and the pressure station. The leather inside the metal ring looked cracked from age, but the hinge still moved cleanly.
JJ put her sword between Ty's wrist and the cuff.
"The building can ask like a person before it grabs him," JJ said. "I am very tired of polite signs with rude hands."
Blue moved beside the station and studied the tubes. The old red rings inside the glass had dried at different heights. Some were thin as thread. Others sat wide enough to make Ty think of fingers pressed against a wound too late.
The cuff twitched against JJ's blade, and the rail below the case answered with a slow metal knock.
