In a small, bustling town, a mischievous boy named Billy becomes the eternal headache of his mother and his teacher. His overflowing energy and wild imagination lead him into all sorts of trouble. But despite his unruly behavior, his heart is pure, and he has a dazzling personality that captures everyone around him.
One day, Billy decides he can't resist the temptation to tease his neighbor's servant, which sets off a series of comedic misadventures and unexpected situations. From trying to rescue a runaway duck to clever solutions to avoid the wrath of his strict dad, each of Billy's pranks evokes laughter along with life lessons. Things get even more complicated when his father, exasperated by the boy's antics, threatens to send him to a boarding school. But Billy, determined to prove he can be a good boy, embarks on a plan to redeem himself.
Along the way, he finds friendship with an old local shopkeeper who teaches him valuable lessons about responsibility and maturity. By the end of the movie, through his funny antics and attempts to be a good boy, Billy learns that love and family should always come first and that sometimes, all it takes is a little common sense (and a lot of laughter) to navigate the complications of childhood.