Chapter 18 After the scare with the rats, we kept up a steady pace. At first, each step seemed the same as the last, but eventually I noticed a saltiness in the air that made me think we were crossing under the ocean. Even though it had been night when we crossed the bridge from the Colony the first time, at least we had been able to see the sea and stars and sky. Here our world was narrowed to only what we saw in the beam of light that led the way. Soon we heard a disquieting drip drip drip echoing around us, that seemed to come from every direction at once. It was a steady, insidious sound, making me all too aware of the water rushing above us on the other side of the subway ceiling. When my hand accidentally brushed the wall, it came away wet. The platform beneath our feet grew dark w

