Cold Flash

In Carrie H. Johnson's gripping series, forensic firearms specialist Muriel Mabley faces intense challenges both professionally and personally as she works to uncover the source of a dangerous heroin epidemic in Philly. Juggling her demanding career, family, and a developing romance, Muriel is pulled into a dangerous investigation that threatens everything she holds dear. As the stakes escalate, she must confront morally complex decisions that could have deadly consequences.