Intelligence services have tracked down and neutralized a known terrorist who had been hiding in a notorious neighborhood for ten years. But that's where the good news ends. As it turned out, the criminal installed a nuclear warhead with a timer on the roof of an abandoned high-rise building. He also managed to turn the building into a tower full of complicated traps and obstacles. You have been recommended as a specialist in tricky cases of this kind. Together with the Secret Service, you have already infiltrated the courtyard. Now it's up to you. Can you avoid the traps and prevent a nuclear disaster?