Summary: Tysean escapes life of reality as an ex-secret agent in his own universal dimension of his home town away from his family & friends in: (SPY QUADS: THE FINAL GOODBYE {One Last Mission} ) to live a life as an unknown character in a fictionless life in The Great Valley with Littlefoot & his friends. For what he doesn't know is that one or two guys that were with/against him & his former friends-His former spy team in the final fight of his life of death but mysterious disappearance, happens to be stalking him by following him out all the way to the Great Valley un-noticed by anyone. First they were after his transformation sky colored stone, then later, tries to flat out kill him due to many failed attempts back in their dimension. Littlefoot, Cera, Ducky, Petrie, & Spike are no stranger to Tysean before as they met him years back when he and his friends were in middle school, and Again when they were with the Chipmunks & The Magic School Bus [BOOK] Characters on their first year of high school in the middle of December. Chomper & Ruby was later Introduced in "Spy Quad" twice and now it was the first time The Gang of Seven met Tysean & his friends all together. Now, It's Tysean's turn to live a dinosaur's life out in the Great Valley & go on adventures with Littlefoot & his friends. Though The SPY QUAD series now runs without Tysean in every episode being as One of the main characters but as a minor supporting one, it still runs in production as this one starts but there will end up being few crossovers in between them.