A retired university administrator is treated for serious chest pains. Tests reveal he has had a heart attack and needs specialist surgery - and an air ambulance. Pharmacy technician Kieran Groat visits an elderly patient who has had trouble remembering to take her medication. A new plan to remind her and streamline her medicines means she can maintain her independence. And senior charge nurse Aimee Sutherland organises Shetland's biggest biker rally.

The annual fire festival Up Helly Aa gets under way with a traditional visit to the hospital from the squads of men dressed in Viking garb. It is a night to remember for one reveller, who ends up in A&E with serious burns after an accident with a kettle. A specialist retrieval team beats the weather to get to a critically ill patient who needs urgent treatment on the mainland. And an 84-year-old marathon runner is stopped in his tracks by a fall that breaks his hip. But after an operation, he is determined to get back to fitness.