Shiro ceased his kicking as someone approached. His tail swished back and forth a few times with excitement. "Hello?" He asked not sure who was there. He couldn't pick up their scent from behind the door, but he assumed it was one of the scientists "Can I come out now?" He asked and tapped on the door a few times, awaiting it to open. "I'd like to play with my katana if I may" He said and smiled slightly.