Let Bions Be Bygones is a game that will tell the story of a detective who has long retired. John Cooper decided to end his career by taking one last case. It will open up inside. This is, at its core, a noir thriller in which you need to search for a girl who disappeared on the third planet — Terrahive. This is the name of the city of the future, which is completely destroyed by crime. While conducting the investigation, John will have to communicate with a large number of different people, trying to hide the difference between himself and them.