The premise of the story is based upon the Mayan doomsday prophecy for December 21st, 2012. Though the end of days did not happen according to the prophecy, humanity's greed and abuse of nature and the society finally resulted in an accident at the new power plant one day. Humanity suffered the consequences of their own actions and civilization was destroyed. The story begins with a little boy who finds a guitar. He is united with his grandfather the eve before human civilization meets its end. His grandfather thinks about the life events and romances which passed him by because he did not learn to play the guitar. He calls his past self in hopes to change the past. This alters life as a whole and brings human civilization back from the brink of destruction.