When she discovers that Nellie and her sisters have been sent to an orphanage, Samantha, now living with her aunt and uncle in New York City, tries to help her friends as much as she can.
In 1904, nine-year-old Samantha, an orphan living with her wealthy grandmother, and her servant friend Nellie have a midnight adventure when they try to find out what has happened to the seamstress who suddenly left her job.