In 2099, Niwan City, Asia's most prosperous international financial and technology center, was actually ruled by a deep collusion between the transnational chaebol "Skynet Group" and the underground force "Sanlian". The city-wide AI monitoring "Sky Eye System" is everywhere, but "blind spots" such as old cities, underground pipe networks, and abandoned industrial islands still exist and are battlefields for desperadoes. Shen Zhi, the former leader of the "Shadow Blade" special operations team, was framed by the Skynet Group for treason and imprisoned five years ago. His wife died tragically in a "car accident" - in fact, she was murdered after her organs were harvested and her memories were extracted. And now, he's out...