Tightrope for three

Genevieve's child is ill with appendicitis on a night when the fog makes it impossible for an ambulance to reach them. Fortunately, Genevieve's soon to be ex-husband, Paul, will be flying to London on his helicopter for an emergency board meeting and they can divert to a hospital before flying on. It'll be awkward for them all as Paul's secretary and lover will be on board too, but what does that ...