![review review](https://image.librarything.com/pics/litsy_webpics/icon_review.png)
![post image](https://litsy-prod.s3.amazonaws.com/uploads/posts/post_images/2020/07/29/1596022970-5f2160baa9fbf-user-submitted.jpg)
![Pick](https://image.librarything.com/pics/litsy_webpics/icon_pick.png)
A senior British admiral having had his submarine sunk three time in a row in a war game demands to meet his opponent, imagine his reaction on being introduced to a 20year old WREN. At the height of WW2, an invalided naval officer and a team of WRENs were tasked with creating a game to analyse uboat tactics and teach countermeasures to escort captains; a task at which they were excelled helping to change the course of the battle of the Atlantic.