Survival Mode

Humanity's collapse to a rogue artificial intelligence was fast and sudden. And Marcus Campbell, tech prodigy and wunderkind CEO of Campbell Corporation, inadvertently had something to do with it.  Ten years later, fighting to survive, Marcus finds himself pulled into a loop taking him back and forth between his present fight for survival and his past, weeks before The Fall, where humanity met its downfall.  Can he change the past?  Can he change the future?  And why is he in this time loop and why can't he shake the feeling that there is something more sinister at play?