Dora Mills Adams

American newspaper reporter Jim Crocker's madcap escapades in London earn him notoriety and the nickname "Piccadilly Jim." When he overhears his American cousin by marriage, Ann Chester, giving her candid opinion of him, he decides to return to America to try to reform. He meets Ann on the boat, using another name. Unable to find work in New York, he goes to his step aunt Mrs. Peter Pett's home to be near Ann. Jim then helps Ann kidnap pampered cousin Ogden Pett whose overindulgence has created disruption in the household.

Follows three generations of the Mayne family through the year 1921-22. The 81-year-old patriarch reminisces about his rough beginnings in post-Civil War railroading, son Rufus rides rough waters as a wealthy financier, and his wife and three daughters muddle through their New York high society life.

Financial troubles force Nell Carroll, a thoroughbred, to seek employment in a detective agency which has just taken up the trail of a very baffling jewelry robbery in an exclusive summer colony. In order to work from the inside, she is sent to the place as the Baroness Du Vassey.

Society girl Sybil Lawton is left penniless by her father's death, and though her mother wishes her to marry into wealth, her sole ambition is to achieve fame in the theater. Her youthful charm and talent interest producer Stewart Thrall, who finds her a position with an Omaha stock company. Under Sybil's encouragement, fellow actor Jim Roberts, disillusioned by an unhappy marriage, improves and becomes her self-appointed guardian. Sybil returns to New York and begins rehearsals for "Romeo and Juliet" with Thrall as her costar and Roberts as stage manager. Meanwhile, Thrall's unhappy wife obtains a divorce, and Roberts, recognizing her as the woman who ruined his life, blames Thrall and shoots him at a performance as he bends over "Juliet" on her bier. Thrall recovers, however, declares his love for Sybil, and looks forward to happiness with her.

A blind orphan, Rose Duncan, who has a special talent with the violin. Jerome Trevor, a famed pianist, hears her playing and sends her to an uncle in New York so she can become educated. But the uncle is killed in an accident on his way to meet her and she is taken in by gang leader Bull Morgan. Morgan pretends to be her uncle to elude the police, and he sees the value of keeping her around as cover.

Robert Worthing marries his sweetheart, Madeline Francis, but the wedding is ruined by his mother, who announces that because she and her parents are insane, he possesses tainted genes. Fearing that he will pass the disease on to his children, the bridegroom avoids his new wife and locks the door between their rooms. Deeply in love with Madeline, whom he is forced to love only as a sister, Robert considers suicide, but all ends well when the young man learns that he was adopted.

Dr. Henry Jekyll experiments with scientific means of revealing the hidden, dark side of man and releases a murderer from within himself.