Owen slumped back on the ground. "You're gonna regret those questions."

Windup stood up, turning his body to their table. "Not pain as you understand it, but I can tell when something malfunctions. And as for the water, it's mostly a coolant. What really keeps me running... He picked up a wrench and began to loosen some bolts around his chest. He removed the main plate, then pulled off some extra inner protective plates, revealing a silver orb covered in glowing blue markings. "...is this." He tapped the orb with a finger. The glow seemed to get brighter and softer, as if it had a pulse.