After Shadow fails a high-stakes G.U.N. mission, the organization turns on him. Stripped of his Chaos energy and held prisoner for three agonizing months, he endures torture, isolation, and silence. When he finally escapes, he was found by the last person he expected to see again: Sonic, the one who promises to help him recover what was stolen. But as the journey unfolds, Shadow begins to question: is regaining his powers the same as regaining himself?

How different life can be when the hero disappears without a trace, his friends, family and citizens mourn the loss of the azure hero. The last thing he did was to save the lives of his friends and their lives change forever because of his decision. A question remained 3 years after his disappearance, was he still alive? Or did he give in? *