Charles and Tobba walked swiftly, weaving through the upside-down world of seaweed. Charles' mutilated figure left hazy trails of blood that diffused into the sea.0

Despite being underwater, Charles didn't feel suffocated; he could breathe normally, and he also didn't feel like he was in water at all. The clear and transparent surface of the water, as well as the emerald green of the seaweed, made Charles feel as if he were on an early morning stroll in a desolate park, though he was walking upside down.0

Indeed, the surroundings were desolate—no sea urchins, no sea otters, and no fish. In fact, there were no other living creatures around them.0

"How far is our destination?" Charles asked as he stroked his prosthetic arm using...0