Sure! Here's a simple murder mystery game implemented as a single HTML file with JavaScript. Please note that this is a basic example, and you can enhance it further as per your requirements.
Murder Mystery Game
In this game, you have 5 tries to figure out who the murderer is. You can click on the pictograms representing players to either check if they are innocent or attempt to eject them as the murderer. If you successfully eject the murderer within 5 tries, you win. Otherwise, the game is over.