About the title
The restless platypus named Perry has his own worries and fears, just like the other inhabitants of the planet. One day the greatest nightmare of the main character of "Phineas and Ferb: Across the Second Dimension" comes true. Phineas and Ferb learn that their pet is a secret agent working undercover. From this moment on, Agent P's identity is exposed. No one was ready for this. Ahead, the platypus and his loyal friends await mind-blowing adventures full of danger. The newly formed team will have to travel to the second dimension, where they will encounter a cunning doctor named Doofenshmirtz...