Nobita Nobi's clumsy nature has left his descendants in poverty even in the 22nd century. To change their fate, a robotic cat named Doraemon travels back in time to help Nobita avoid his past mistakes. Despite Doraemon's own shortcomings as a dysfunctional robot, the duo embarks on thrilling adventures. While Nobita's life becomes more exciting with his futuristic feline companion, the true impact of these escapades on his future remains uncertain.