Socialite Anatol Spencer, finding his relationship with his wife lackluster, goes in search of excitement. After bumping into old flame Emilie, he lets an apartment for her only to find that she cheats on him. He is subsequently robbed, conned, and booted from pillar to post. He decides to return to his wife and discovers her carousing with his best friend Max.

Jim Glover is an engineer in charge of constructing a railroad to the sea. He gives the company president Gage a tour of the area of land coveted for its use as a short cut that can save hours on the journey. After the officials visit a recently constructed dam, the train makes a stop in a dull town, and Gage's daughter Laura throws a charity bazaar to combat the boredom. Jim puts together a mock-holdup that saves the event from financial ruin, endearing Laura to him. Later, an accident traps three workers in a cave, and Jim is called away to rescue the victims.

Mary Miles Minter is the title character. Pat (Minter) is a little orphan who has been raised around the circus. Her foster father is Toto the clown (Neely Edwards). Toto hopes to marry Pat until the day the circus comes to a Southern town and she meets handsome Dick Beverley (Jack Mulhall). Beverley falls in love with Pat and takes a job as trick rider just to be near her. Beverley's aristocratic parents (Winter Hall and Helen Dunbar) find out about his new job and insist that he come home. Two of the five reels survive.