Adapted from the acclaimed fanfiction "Marshall Gone Missing" written by HavocHound.
After insulting their Dalmatian friend, Marshall feels betrayed, decides to quit the PAW Patrol and runaway, hoping that Everest and Jake can keep him in hiding until the pups regret what they've done to him. After learning about his undetected departure, the five pups must find their runaway friend before he gets into any type of trouble and danger. And while during the mission & search-party, each of the pups look back at a time, even during their early years where Marshall was a hero to them.