The yuletide revival of a vintage Twin Cities radio serial isn't just for fun--dealing as it does with the scandalous unsolved 1950s murder of beautiful Kay Collins. But an even deeper mystery intrigues radio personality Bram Baldric and his sleuthing wife, Sophie Greenway: Why has the station's owner insisted on airing this particular case when her son--Kay Collins's two-timing lover--happened to have been the prime suspect in it? Merriment and mistletoe are out this Christmas; menace and murder are in.