Henderson is invited to join Britain's premier space-o-batics team (a Red Arrows for space) led by Squadron Leader Mason, who twenty years ago had a fling with Teal. Mason is jealous of Teal's feelings for Henderson and decides to take drastic action. Meanwhile, York reveals the results of his terrifying scientific experiment and Vine has enlisted Jeffers into injuring him in a 'workplace accident' so he can be sent back to Earth.