Firewall: An Emma Streat Mystery

Former opera singer Emma Streat has survived the murder of her husband and the destruction of her beautiful old house. Now a full-time single mother, she struggles to move forward and make a home for her two sons. Because of her detection skills, she has become a go-to person for help-so, when her rich, feisty, socialite godmother is blackmailed, she turns immediately to Emma.

Soon, Emma founds herself thrust into the dark world of cybercrime. Mounting challenges take her to exclusive Europ...