Doraemon, a mechanical cat from the 22nd century, was sent back to the past to protect the boy who was destined to be tragic - 10-year-old Noby.Noby is lazy, clumsy and cowardly, always in trouble, full of escape and confusion about the future.The mysterious four-dimensional pocket on Doraemon's chest can take out all kinds of wonderful props to try to help him turn his life around.However, these inventions that should have brought hope often lead to more confusion and jokes due to the misuse of Noby.In this companionship that spans time and space, a warm and heart-wrenching growth story quietly unfolds...