Alex Hoffman, a former CERN scientist who is now the CEO of a hedge fund, gets a rare book delivered to his home in Geneva. That evening, when his wife Gabby is sleeping, an assailant assaults Alex and knocks him out.
A plane crashes, causing airline stocks to crash, and Alex's fears grow when he discovers that his PC has terrorist websites accessible.
As Alex goes after his house invader to a hotel in the red light district, KARP (the invader) says Alex paid him to have a weird fantasy before murdering him, proving what he is saying with emails he received from Alex.
With the economy collapsing and finances deteriorating, Alex tries to find a way to fix things but finds himself facing system rebooting difficulties.