The only good thing was that the Dragon’s annoyance was not directed at her, she had been on time, as directed, As the closing outer doors left them enveloped in a soft darkness, she turned to follow him. Untouched by sun or artificial light, the tunnel corridor they entered was darker still. Within that blackness, a soft hissing accompanied the clanging of steam pipes. The temperature and humidity rose, and the tang of rust overlaid the antiseptic smell of the corridor as the antiquated climate control system struggled to do its job.