Meet a new kind of action hero. Six untraceable agents, totally off the grid. They’ve buried their pasts so they can change the future. What’s the best part of being dead? It’s the freedom. The freedom to fight the evil which lurks in our world. 6 Underground’s group of unnamed individuals have chosen to change the future. The team’s brought together by enigmatic leader code-named ’One’, whose sole mission is to ensure that, he and his fellow teammates will have their actions remembered.