The Turning Tides — Elizabeth Lord

Amy Harrington leads a privileged life in 1920s London. Her maid, Alice Jordan occupies a very different world. But when a disgraced Amy is disowned by her parents, it is Alice to whom she turns in desperation. Lodging with her maid's family, Amy discovers a warmth and generosity she has never known before. But unforeseen consequences see Alice swept into the glittering society whirl her mistress has lost, and Amy falling for Alice's older brother, Tom.