Death On Demand by Carolyn G. Hart

In this captivating mystery, Annie Laurance, the owner of a mystery bookstore on Broward's Rock Island, finds herself embroiled in a real-life whodunit when a prominent author is murdered during a gathering of mystery writers. As tensions rise and secrets unravel, Annie must navigate a web of deceit, jealousy, and hidden motives to uncover the truth. With the help of her charming fiancé, Max, she delves into the world of literary egos and rivalries, racing against time to solve the case before the killer strikes again.