Whenever the Cooper Group's firewall was under attack by hackers, the technical department was the first to receive the news.

Other departments' computers were still functioning normally because the firewall was solid enough.

But in the technical department, everyone was trying to find a way to confront the hacker.

"This hacker has cracked all of our passwords. It won't be long before they break through and take away the company's secrets!"

"The attack is now at ...