The massacre in Rock Springs was the violent outburst of years of anti Chinese sentiment in the United States.

Although it was not known how devastating the explosions and the aftermath would be, Truman, like most Americans, was not inclined to be merciful toward the Japanese in the wake of the long years of war.

Throughout these events, Desmond learns of allusions to the prophetic end of the world in 2012 from a former Animus test subject, Subject 16 the event turns out to be a repeat of the disaster which wiped out the ancient civilization, and he finds out that his memories hold the key to Earth surviving the second storm.