Chapter Eight(22)

The candle flame shifted to the right, and Lydia froze. The door to the terrace...! She raced upwards and pushed at the open door. It was stuck in place, and upon closer examination she discovered that the handle was bound to a hook in the wall with a thick chain. 
Lydia swiftly raised her dagger, striking down at the chain, but to her surprise, the chain refused to give away. Confused, Lydia looked at the chain again. It glittered ghostly green.