Under Voltage

Twin businessmen die simultaneously from a heart attack, autopsy shows their pacemakers were hacked. Some time later, the new commissioner of the Nantes police accidentally opens an attachment in an email that infects all computers and related devices in the police station. There is no doubt that a cyberattack is already underway, and if it is not stopped as quickly as possible, the whole city will be plunged into chaos. Who is behind this? Why is their technology so powerful? And is it possible to stop an all-powerful cybercriminal if our entire life relies on technology?