The Spy Ninjas are trying to infiltrate their safe house, which has been taken over by hackers. They suspect Regina is behind the takeover and is using a powerful mask to control the hackers. The Spy Ninjas use a spy pen to listen in on the hackers' conversations and discover a secret compartment. They also find a TV that has been hacked by the hackers, who are trying to distract the Spy Ninjas. The Spy Ninjas decode a message and discover that Regina is at the Black Pyramid, trying to get to the top. They also find a cat keyboard playing a familiar melody, which they believe is a clue to defeating Project Zorgo. As they investigate, they discover that someone or something is hiding under a blanket, and they prepare to confront the mysterious figure.
Here are the key facts extracted from the text:
1. A figure in a black hoodie is seen walking around a safe house.
2. The safe house has been taken over by hackers.
3. The figure is believed to be a hacker.
4. The main characters, including Daniel and Chad, try to sneak into the safe house through the back door.
5. They discover that the back door is locked, which is unusual.
6. They find a way into the house through a window.
7. Inside, they discover a booby-trapped room filled with cheese and pepperoni.
8. They suspect that Regina, a former pizza delivery girl, is behind the trap.
9. Regina is seen wearing a mask that makes hackers afraid of her.
10. The main characters find a mask that allows them to see what Regina sees.
11. They discover that Regina is heading to the Black Pyramid.
12. They also find a secret compartment in the safe house.
13. The TV in the safe house is hacked, and a message appears on the screen.
14. The message is from a hacker who claims to be Melbourne PC-9.
15. The hacker leaves a cryptic message and a code for the main characters to decode.
16. The main characters discover a cat keyboard that is playing a familiar melody.
17. The melody is a nursery rhyme that holds a clue to defeating Project Zorgo.
18. The main characters believe that they are close to finally defeating Project Zorgo.
19. They are confronted by a mysterious figure hiding under a blanket.
20. The figure is revealed at the end of the text, but the identity is not specified.