The Swizzle Stick Stalker

The cocktails aren't the only thing shaken when Mrs Margaret and her adult daughter Cynthia go to Bermuda to celebrate her 65th birthday.  They've barely had a chance to unpack their swimsuits when they discover a stalker has invaded their island paradise--and their hotel room.  In between daiquiris and rum swizzles, Mrs Margaret deploys the skills she's gleaned from detective novels with help from Cynthia. But is her indefatigable mind a match for a madman intent on ruining her holiday?