The story unfolds in New Orleans during the Gay Nineties, centered around a sultry and confident singer, Ruby Carter. Ruby is the undisputed star of a local cabaret, admired for her charm and vocal talents. Her bold personality draws the attention of Tiger Kid, a handsome but crooked prizefighter who wins her heart. However, Tiger's jealous and unscrupulous manager sees Ruby as a threat to his control over Tiger and the boxing scene. Amidst the smoky atmosphere of jazz clubs and bustling streets, Ruby becomes unwittingly entangled in a web of deception surrounding their romantic relationship. As tensions rise, Ruby's presence at the club stirs both desire and enmity, causing Tiger’s manager to plot against her.

Refusing to be sidelined, Ruby relocates to St. Louis, where she experiences newfound success at a lavish casino owned by slick businessman Ace Lamont. Her reputation as a performer continues to grow, capturing the attention of admirers and rivals alike. While charming audiences with her stage prowess, she must cleverly navigate various threats from those wanting to exploit her talents for their schedules. Romantic complications arise when past loves resurface and clashing interests set the stage for a sizzling confrontation. Using her wit, strength, and allure, Ruby maneuvers through secrets and schemes while determining who truly values her for who she really is. As she treads these tumultuous waters, her journey toward self-reliance and assertion unfolds against a backdrop of financial entanglements and personal ambition.