Sis's admirer presents her with a pet pig, which she christens "Baby" with much elaborate ceremony. Later, when she takes "Baby" out for an airing in the family baby carriage, a desperate character who has had a run-in with the father of the house decides that this is his opportunity to get even and he kidnaps the carriage, unaware of the real identity of its occupant. Sis returns to the house with the news that "Baby has been stolen," and the family decides that it is the real pride of the house when in reality that lusty youngster is at his grandparents' home. It's just one exciting occurrence after another then in the effort to locate the kidnapper, while the latter character has discovered that he too has been foiled. With the aid of her lover Sis succeeds in retaking "Baby" however, before he has become "roast pig," and the return of the real infant settles the household.
—Moving Picture World synopsis