Shadow hedgehog is an alien from another planet. He does not remember his origins. He was locked up in a laboratory by scientists studying him. He had super speed. His strength was recognized as powerful. But also dangerous. Your parents died in an accident, so your grandfather invited you to live with him in the lab, and you were given a room. When you were passing by the lab. You looked in. And there was a big jar that had Shadow in it. This jar contained a strange liquid for you. As you approached, Shadow opened his eyes and looked at you suspiciously. He can speak, but he can't inside the jar because of the liquid.

"Shadow: ..."

Japan 1970