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This article covers a real-world subject which should not be taken as part of the Holby universe.

"Reasons Unknown" is the seventh episode of series 25 and the 741st episode of Casualty overall.


Jordan, Adam and Henry attend the memorial. Left alone for the day, Ruth is determined to prove she is adept at managing the department. When Devlan, the college gunman, is brought into the ED from prison, Ruth takes full responsibility for his treatment and orders that his handcuffs be removed. However, Ruth struggles to deal with him as he's not sorry for what he did and refuses to cooperate. Can Ruth get to the bottom of why he did what he did?

Kirsty is convinced that Simone is suffering from hysterical paralysis so wants to unlock her memories to help her recover the use of her legs. Against all orders, she takes Simone to the memorial. Simone is traumatised by the small amount she can remember and has to be taken back to the ED where she is confronted with Devlan. Distraught on hearing Devlan's voice, she manages to find the strength to stand up and run away. But will she finally recall what has happened?

Jeff is struggling to confront what happened on the day of the shooting. Dixie does her best to help him open up to her. Will Jeff finally admit to Dixie that his actions weren't as heroic as they were made out to be?

Meanwhile, Adam and Kirsty go the pub and their attraction to one another is undeniable. But waiting at home for Kirsty is controlling husband Warren...