Annie McHugh should be happy. She's 5' 6, seriously pretty, and despite a ravenous appetite for cream cakes, is a perfect size 10. Well -12-ish. She also runs a detective agency with her delectable partner Gerry.

But Annie has a secret. She longs to handle an investigation, to escape from her desk and get down and dirty with the agency detectives. OK, she already gets down and dirty with Gerry - but that's personal. Her dream is to become an investigator. All that's standing in her way are three macho detectives, and an increasingly surly bank manager who calls with irritating regularity, demanding that she get the agency account out of the red, or else...