Sydney is experiencing one of the rainiest seasons on record. With violent storms closing down two runways, an incoming flight relays a distress call to the Integrated Operations Centre. A man has suffered an apparent heart attack on board. Will the plane be able to land in this weather? Later, a fire training drill turns into a real emergency as an on board fire is reported from another plane.

Sydney Airport's baggage manager Kevin is having a day from hell as he troubleshoots a number of mechanical breakdowns that could bring operations to a standstill. Meanwhile, security screening discovers a passenger travelling with a gun, and the Federal Police investigate a suspicious bag left at the terminal entrance.