In late 19th century London, William Jones, a member of the gentry, meets and falls in love with Emma, and she with him. This chance meeting overturns both their lives - for Emma is a maid, and the barriers of class and wealth stand between them.
Eleanor, still in love with William, runs into him at an outdoor party. Meanwhile Emma, who has taken up work at a large countryside estate belonging to the Mölders family, immigrants from Germany, is being falsely accused of theft.
William visits the Crystal Palace with Eleanor and his siblings, but memories from his last visit together with Emma prevent him from concentrating on Eleanor. Meanwhile, the Mölders celebrate Ilse's birthday. That evening, the servants of the estate have a private feast.
Dorothea Mölders visits her friend Mrs. Trollope together with Emma. William, scolded by his father for neglecting his duties, attends a charity performance of Romeo and Juliet in Grace's stead, not knowing that Eleanor will be there too. Eleanor chases after William.
The Molders plan on visiting London and intend on taking Emma. Emma tries to get out of it. William begins to court Eleanor. Eleanor's fiery, older sister, Monica, comes to London for vacation.
Mrs. Molders and Emma are out shopping when they come across Mrs. Trollope. Mrs. Molders insists on Emma attending Mrs. Trollope to an engagement party for her eldest son. Meanwhile, William and Eleanor plan their engagement party.
Emma and Mrs. Trollope attend the engagement party for her son, who turns out to be William, Mrs. Trollope's real name being Mrs. Jones. When Emma, not wearing her glasses, finds out whats going on, she faints in front of William.
After spending the night with William, Emma flees to Mrs. Jones first thing in the morning and tells her the whole story. William chases after her but arrives just too late. He decides to cancel the engagement with Eleanor. Emma, full of regrets, runs off from the Mölders household after overhearing the other maids gossiping about the cancelled engagement and Hans is sent to bring her back.
Emma runs away from Hans. Hans follows Emma to the place she has born.They spend the night together. Eleanor goes to Williams' house with Prince Hakim. Eleanor cries and runs away after talking to William. After returning home, Emma and Hans are called. Hans covered up Emma.
Mrs. Trollope visits Mrs.Molders and asks about Emma. Eleanor tries to forget about William. Viscount Campbell formally annul the engagement between William and Eleanor. William visits her mother, Mrs. Trollope,asking where Emma is. William finds Emma and ask her to marry him.
William tries hard to save his father's company. William visits Emma and sends her letters. Emma does not meet and open his letters. Hans brings Emma to town on her day off. Hans ask Emma to marry him. William visits Emma again. He talks to Emma through the windows of her neighbour. He wants Emma to meet him in Crystal Palace in one weeks time to give him answer.
Viscount Campbell push on to the investors, making Jones Company facing hardship. However, William tries to finds more investors for the sake of his family. After visiting her former employer,Kelly Stowner's house, she finds that Molders house is on fire. She runs back to the house.
Emma tries to save the handkerchief which William gives to her but is stopped by Hans. William continues to find more investors. Finally, he collect enough money for his company. He rushes to the Crystal Palace. Emma runs to the Crystal Palace after knowing her true desire. Again, William asks Emma to marry him. Emma agrees and is later blessed with 4 children.