The rescue team launch a major search operation when 33-year-old beatboxer Michael Cullen is reported missing in Belfast. Meanwhile, across the city, volunteers are called out to help a distressed man on a bridge.
When 87-year-old dementia sufferer Gwyneth Gratten vanishes near Newry, CRS are called on the scene.
Meanwhile in Co Antrim the team launches a large-scale search in a forest for a missing middle-aged man.
As new CRS recruits undergo an intense training weekend, the rescue team are tasked with finding a missing man in Belfast. Meanwhile, a major search is launched when an army veteran vanishes.