The tailor Frank Hodgson wakes up when a red car smashes through the window of his shop at the middle of the night, but he only manages to see how it backs out again and disappears. Mike and Jackie are barely home from their honeymoon when Mike begins to suspect that she is seeing another man, Sean Banks, Banks is stopped for speeding in a car which matches the description of the one that smashed through Frank Hodgson's window and he mentions her as an alibi. Greengrass has lost his old friend Silas Moorcroft, who suddenly had a heart attack and had to be rushed to the hospital. But there will be no funeral because Moorcroft has donated his body to medical science. Of course Greengrass has a perfect solution to that.