( Vine slipped through the thin doorway. The acoustics of Westminster Hall were different from elsewhere in the Palace. There was no hope of muffling footsteps here, every movement reverberating with a watery echo. He could see the two flights of steps at the far end of the hall. Further up to the right was his escape – the door leading towards St Stephen’s Entrance. He pelted forwards now across the deserted space, pushing his body as hard as it would go. He needed ten seconds more grace and he could do it. Once he was out on to the street, he could lose himself in the mix of cars and foot traffic up towards Millbank. All he needed was one second of hesitation on the part of the DPG guards patrolling the space from Central Lobby. )