The viruses contained in folders with different types of files, video, photographs, documents, games, and each of the file types has a different level of protection against viruses. For example, video files are very difficult to become infected with viruses, whereas text files infected immediately. Just like in real life, but here it is fun and cool.
For remove viruses you can simply touch the screen, but the game has a lot of viruses, and each type of virus required to use different tactics, some viruses need long time to catch, some dying at once, and some most vicious viruses can be removed only if using special anti-virus tool by the way game contains as much as 14 antivirus tool. You get one new antivirus tool every time the folder was cleaned from viruses.