The Replacement ending shocks viewers with a final twist that no one was expecting

Over the past two episodes, viewers have watched in horror after seeing Paula Reece manipulating everyone in Ellen Rooney's life, including her work colleagues and family.While she told everyone about Paula's erratic behaviour, no one believed Ellen and as a result the architect took it upon herself to expose Vicky McClure's character which lead to devastating effects when the third and final episode aired.Angry with the way Ellen had revealed the truth about her daughter ...