Shirley Hill's mother was good at everything. Lisa was America's greatest daredevil ever. No one can replace her in Shirley's life when she is killed driving in the Indianapolis 2000. Then her dad, Brian, tells Shirley he wants to introduce her to a new woman in his life. How could he even think of it? Shirley is very upset and goes to bed in tears. Help is on the way. All unhappy 11 year olds have an Aunty Jane who visits them. Shirley's Aunty Jane orders The Magic Airplane to take Shirley and some friends on amazing adventures. Shirley flies the plane, saves them from the dreaded Plane crashers, and gets lost in the Bermuda Triangle. Then she must save the world from the terrible Trockers who are melting the Antarctic. Can she do it?