This book investigates the post-Dambusters missions undertaken by the elite 617 Squadron and the fates of its airmen. Former RAF Tornado Navigator John Nichol explores the squadron's continued involvement in highly dangerous and secret precision attacks following their famous dams raid. The narrative details their operations, including dropping massive bombs on battleships, targeting critical infrastructure like railway bridges and U-boat pens, and their involvement in attempts on enemy leaders' lives. It also covers their role in deception operations, such as creating a false fleet for D-Day, and their actions against significant threats like a super gun aimed at London, highlighting the squadron's relentless service and the heavy toll it took on its members.

As a follow-up to the celebrated Dambusters raid, this book delves into the subsequent, often perilous, missions of 617 Squadron. The narrative is built upon the author's personal journey and research into the squadron's continued operations, highlighting their critical role in various high-stakes attacks. The book details the specific targets and the immense challenges faced by the airmen, underscoring their bravery and the significant impact of their actions. It also focuses on the human cost, tracing the paths of the survivors and those who did not make it home.