The prognosis is bleak when the team battle to save a teenage drowning victim, leading to a standoff between Glen and Clive. Fiona, meanwhile, makes a bold move.
The team feel the pressure more than ever when they treat a horrifically burned patient. Glen grows closer to Fiona, too, shedding light on his army days.
Hospitals are normally animal-free zones, but the team make an exception when the victim of a dog attack is brought in - with the canine still attached.
Tensions continue to bubble between Glen and Lorraine when they race to the aid of a troubled patient who has jumped from the hospital's atrium walkway.
A shock is in store for the team when they treat an agitated patient who has been involved in a car crash. Glen delivers an overdue apology to Fiona, too.
Confusion fills the operating theatre when Lorraine returns to work, taking the reins from Glen as trauma team leader to treat a woman with a gunshot wound.