Timid little Suzanne Barnes was the perfect ecclesiastical secretary: efficient, discreet, self-effacing. So it came as a shock when Suzanne invited Sisters Mary Helen, Eileen and Anne to Ghiradelli Square's Sea Wench Bar to hear her belt out the blues. Sister Mary Helen wondered what secrets lay behind those watery blue eyes. The Sea Wench Suzanne was a revelation: sassy, sexy, dressed to kill. It was her first-and last-performance, punctuated by a silver letter opener in the heart. Who killed the canary? Sister Mary Helen and her faithful band must unearth Suzanne's secrets to solve the murder before all hell breaks loose-again.