Mary Finn: country girl, maid to a lord in London
Caden Tucker: liar, scoundrel, and heart's delight
James Nelligan: age six, tossed into a herd of boys
When Mary Finn falls into the arms of handsome Caden Tucker, their frolic changes the course of her life. What possesses her? She's been a girl of common sense until now. Mary's tale alternates with that of young James Nelligan, a new boy in an enormous foundling home.