Matteo makes a devastating discovery when a stranger recognises Nina on the ward. Fredrik tries to impress Hanssen but only winds up testing his patience. Ollie returns to work, but how will he cope without Zosia?

Fredrik finds himself up against the clock to gain ground on Hanssen - but is it too little too late? An impromptu visit from a loved one gives Raf food for thought. Oliver tries to find common ground with Damon.