The arrival of a prickly new Chief Nurse throws the whole SkyMed flight crew off-balance - until an unexpected accident causes a shocking loss.

As the SkyMed crew struggle to say a difficult goodbye to a fallen team member, the loss forces each of them to question themselves in different ways.

A documentary crew arrives to follow the SkyMed flight crew, creating turbulence among the team - especially when Stef and Chopper are forced to work outside the lines on a difficult call.

As Crystal struggles through a typical day in the life of a med student, everyone else finds themselves forced to finally deal with the simmering problems they've been trying to ignore.

When a camping trip with the cadets goes awry, Chopper and Marianne find themselves stranded together in the wilderness - and on an unexpected adventure.

After losing his vision, Wheezer is forced to entertain himself by imaging his pilot's lives in wild and fantastical movie genres.

When three of the flight crew are stranded on a plane with a bomb that will explode if they try to land, everyone on the ground races to try to save them.

Aviation Authority comes to investigate events in the SkyMed documentary, just as Marianne's secret past is revealed and Wheezer struggles with whether his vision will ever return.