THE FLOOR SHUDDERED WHILE LOI worked the tunnel. Sian, Kassie, and I hugged Sito's muzzle tight, smiling and soothing when the dragon's eyes went wide with fear, the whites showing. Sian did fantastic, her voice not wavering at all while Loi deflected a rock that smashed down beside her. We spoke aloud and via our thoughts as we coaxed Sito to move.

'Just a little further, wriggle your bum forward,' Loi called. 'You're nearly there, honey.'

Sito wasn't saying much and ...