Desperate people make bad decisions, but Justice and Mercy Givens are about to make one of the worst.Co-owners of the Givens Detective Agency, Mercy, a paraplegic genius, and Justice, her gun-toting twin sister, have one rule: no murder cases. But when the bank balance is low, taxes are due, and an oil baron is holding a blank check, they risk everything on a drug-addled debutante's innocence.Genevieve Simmons, only daughter of Texas Senator Bob Simmons, swears she didn't stab her abusive boyfriend. Mercy is sure Genevieve is guilty. Justice is sure Genevieve is innocent. They're both sure they can't afford to return the retainer.Luckily, a "quick" embezzling case drops into their laps. But what should be a fast fee and freedom turns into another murder, and now the twins are scrambling to stay out of the body count. Mercy's genius plus Justice's thirty-eight may not be enough against a Machiavellian murder teaming up with a panicky killer.A "traditional fair-play" mystery set in contemporary San Antonio, Texas, all the clues are in place to let the reader solve the mystery first. Can you?