"Fixed" was the sixth episode of Series 26, and the 787th episode of Casualty overall.
Annie and Chloe are back in the ED. Chloe is being treated for a blood clot on the leg and Annie is convinced that she's using again. Annie's worst fears are realised when sinister dealer Felix turns up, putting both Chloe's safety and the future of the clinic severely under threat.
Meanwhile, the appearance of an estranged brother at a funeral ends in violence and the revelation of a long-held family secret...