Despite receiving some devastating test results, Duffy continues to offer her support to others, which results in David and Dylan offering her a voluntary position in the emergency department. Meanwhile, Ethan struggles to keep his personal life from distracting him at work, and Archie turns to Will for help.

Tension increases between Ethan and Rash when Ethan catches Rash making another personal call. A potential argument between the two is interrupted when Micky, who is being returned from x-ray, starts coughing up blood and goes into cardiac arrest. David finds Rosa's letter in his car and, having caught sight of his name and a scribbled love heart, pursues Rosa for answers. Charlie knows more help is needed for Duffy's care, but is frustrated with the lack of resources in the NHS and his personal lack of funds to seek private help.