A society woman wrongly -- and very publicly -- accused of infidelity is dropped by her friends, spurned by her husband, and faced with the loss of her child.

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.

Two sisters from Indiana, the wide-eyed and innocent Mae Thorpe, and her more streetwise sister June, move into the Rolf House for Homeless Girls in New York. With June's help, Mae obtains a job as a stenographer for the scientist Joseph von Schraeder, while June gets work as a telegraph operator at Western Union.