When baby Freya's test results reveal a very rare heart condition, Jac goes against Elliot's instructions and decides to perform a potentially life-threatening procedure. As the operation draws closer Jac begins to question the validity of her decision. The operation is successful, until baby Freya develops a bleed and Jac has to step up and save her life. A new senior registrar joins AAU. Baby Freya is in danger when an AAU patient who has been jailed for kidnapping learns of Freya's presence, whilst in jail the patient contracted a form of TB, causing Eddi to put AAU on lock down. For the research project Ollie must gather information from Orthopaedics, being an F2 down, Ollie offers to help Dan, Ollie likes Dan's method and begins to question his future on Darwin.
—Chloe O'Neill, UK