Takagi Fujimaru may seem like a regular high school student, but behind the cheery facade lies a genius hacker by the name of Falcon. When his father is framed for a murder, Falcon uses his brilliant hacking skills to try and protect his sister and clear his father's name. However, he finds that his father, an agent in an elite government agency, was involved with something far more complex than a simple murder. A terrorist group is plotting against the city of Tokyo and it is up to Falcon, with the help of his friends, to unravel the twisted plans set in place to kill millions of people.
In a vile attempt to collect their original computer data, J and his fellow terrorists have unleashed the BLOODY-X virus in the basement of Third-i. Fujimaru now finds himself trapped in a dangerous situation that will only get worse when he learns one of his allies has betrayed him! Includes special extras after the story!