Computer security expert Jackin a Seattle bank. The network security system he created (commonly known as "Firewall") is recognized by the entire industry as the most advanced, and countless hackers have been defeated in front of him. Jack became famous and lived a happy life with his wife and two children in a suburban mansion. But there is also a loophole in Jack's Firewall, himself.
The thief Bill led a plan to rob the bank, so he chose this loophole to start. They followed Jack's family for several months, and then they sneaked into Jack's house, kidnapped them, and asked Jack to cooperate with them to steal 100 million US dollars from the bank.
All outlets were cut off by the enemy, and his habits and relatives and friends were controlled by the enemy. Jack was forced to agree to break the security system he designed and transfer the money to the overseas accounts of the kidnappers. In this way, all the charges It will fall on Jack, but the kidnappers never seem to have existed. Jack can only defeat the cunning enemy within a limited time and under the surveillance of the kidnappers, and use every opportunity to find out the true face of the kidnapper
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