The Sound of Silence — Stephen E. Pennykid

The third short story in this series sees ex-Chief Inspector Robert Casey looking back at his first involvement in a murder investigation in an effort to identify the sender of the package which so intrigued him and upset his equilibrium in the previous story.How would his unofficial investigations affect his retirement plans, his relationship with his ex-colleagues and more importantly his relationship with his wife? Would they lead him down a dangerous path?