It's 1919 and as the family gathers at Rose's funeral, a grief-stricken Harry wonders how he will ever get by without his beloved wife. However, nine months later and the Selfridges are in high spirits - Rosalie is marrying renowned Russian aviator Serge De Bolotoff. At the forefront of the lavish wedding is Russian emigre Princess Marie, the glamorous mother of the groom, but what is she hiding? Agnes is overjoyed to be reunited with Henri, who has recently returned from the war.

Period drama based on the life of department store founder Harry Selfridge. Harry pushes ahead with his plans for the Selfridge Estate, buying a field at auction - only to find there is an unexpected rival bidder. Kitty is on a high as she launches a high-profile cosmetics demonstration in store, which gets her into Harry's good books - and nets a job for her sister Connie. Miss Mardle returns and makes her mark in fashion. Henri continues to behave erratically, leaving Agnes out in the cold - could their marriage be in trouble?