The Making of a Lady (2012)

This is the story of the educated but penniless Emily (Lydia Wilson). During her duties as a lady's companion, she meets her employers nephew, Lord James Walderhurst (Linus Roache). Accepting his marriage proposal, Emily finds solace in the company of Walderhurst's nephew and his glamorous wife, after Lord James leaves to rejoin his regiment. Emily, alone with the Osborn's, increasingly comes under their control. She begins to fear for her life.