No blacklisted gambler escapes the sharp eye of professional casino spotter Dottie! Irresistible but untouchable, Dottie is second to none at cooling the ardor of overly enterprising clients, even if it means incurring the wrath of such luminaries as the great Frank Sinatra himself. During off-hours, Dottie returns to the apartment she shares with her friend Millicent. A novelist in desperate search of a publisher, Millicent is more importantly the daughter of Bugsy Siegel, the infamous gangster who met his fate under a hail of mob bullets. Dottie is assaulted by a killer who mistakes her for Millicent, and finds herself embroiled in her friend's dark world despite her best intentions. Then a mysterious young woman introduces her to Hugh Hefner, creator of Playboy magazine...