Series four episode four trailer
Amid the fallout of the eventful house party a trip to the bright lights of London is planned. Here Sir John Bullock shows his true colours and Rose finds gallantry comes from an unexpected quarter.
Back at the Abbey Mary faces a pressing question about her future, Isobel accepts an offer from Dr Clarkson which rekindles her social conscience, and the manipulative Edna finds herself outmanoeuvred.
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