In a special episode that flashes back nine weeks, Oliver returns to work after sister Penny’s death and is struggling to cope. Still reeling from the loss of his sister and the guilt that he passed her exams off as his own, which no one knows about, he start making mistakes at work.

When Oliver begins to have serious doubts about his medical abilities, he decides to confess everything to Hanssen and resign from Holby. Will he go through with it. And, if he does, how will Hanssen react?

Meanwhile, faced with her estranged mother for the first time in years, Elizabeth is forced to revisit her troubled past. But when the pair’s relationship takes an all-too-familiar turn, Ric decides to intervene, with dangerous consequences.