Charmed by a pretty girl, Olive follows her on board a dirigible. There, he discovers the belle, named Pearl, has a husband. Never mind such an insignificant detail, Olive tells himself as the dirigible takes off with a stowaway among the passengers. Unfortunately a storm breaks and the captain, realizing that there are thirteen people on board, decides to sacrifice one of them. And guess who ? Olive, of course...!

Movie serial directed by George B. Seitz.

After Jim Barston is mysteriously killed in Australia, his wife, Helen, lays claim to the estate of Gerald Mortimer Barston in England, asserting that her husband was the missing son and heir. In reality, Jim was the cousin of the true heir, who is also named Jim Barston. Despite having no legal proof, Helen convinces the trustees to accept her claim and is installed as mistress of the manor. Jim Barston appears and proves his identity, although Helen initially believes him to be an impostor.

After becoming a Supreme Court justice, Peter Graham is visited by Olive Martin, a singer from New Orleans, Louisiana, with whom he had an affair in his youth. Although Peter has been sending money to maintain Olive's silence and to support their son, she now sees an opportunity to join high society, and demands that Peter divorce his wife to marry her. Meanwhile, in Boston, Massachusetts, Olive's son, Harold, becomes engaged to Peter's daughter, Anita, but the young lovers are soon devastated by the news that they were both sired by the same man. Olive's dissolute brother-in-law, Thomas Donald, finds Peter on the brink of suicide and reveals that he is Harold's father. Thomas goes on to explain that Olive adopted the boy as a means to blackmail Peter. Harold and Anita marry, while Peter confesses to his wife and Olive leaves town.