The water was freezing cold when I smashed into it. I tasted salt and realised that this was more than just a tank. With my eyes closed tight I reached into the pocket of my overcoat and removed the object Apollo had planted there. I felt a mouthpiece, a mask. With every fibre of my being I had to fight the instinct to keep my mouth shut tight and forced the breather in there. I fumbled blindly, trying to find the vent to get the water out of my mouth. I depressed the little button and an explosion of bubbles came flooding out of the front of the mask. Now breathing normally, I steeled myself and opened my eyes…