Un Crimen Invisible - J. J. Fernandez.epub Official

As Valenti traced the IP address, he realized the script was still active. A progress bar on his screen reached 99%. The "invisible crime" wasn't just the murder—it was the automated deletion of the killer’s entire digital existence.

The digital shadows of the file by J. J. Fernández flickered on Inspector Marco Valenti’s screen. In the world of cybercrime, the deadliest weapons weren't knives; they were lines of code designed to vanish after execution. Un crimen invisible - J. J. Fernandez.epub

A high-profile billionaire had died of a sudden heart attack in a room locked from the inside. No signs of struggle, no poison in the blood, and the security cameras showed nothing but an empty hallway. The press called it "natural causes." Valenti called it a masterpiece. As Valenti traced the IP address, he realized

The killer had hacked the house’s climate control and the victim’s wireless pacemaker. By slowly raising the ambient temperature to an unbearable heat while simultaneously triggering a series of micro-electrical pulses through the pacemaker, the murderer had induced a "natural" cardiac arrest from three time zones away. The digital shadows of the file by J