The simulator in action. Bedfordshire Police

A British police force has published an online narrative which simulates what it's like to descend into right-wing extremism — and ends in you killing somebody.

Cross The Line, a project by Bedfordshire Police, is designed to deter young people in Britain from committing hate crimes by warning them how seemingly innocuous activities can lead to more sinister outcomes.

The web page, hosted at crosstheline.co.uk, asks to pull data from your Twitter account, then uses elements like your profile picture and your handle to make the narrative more realistic.

Business Insider tried out the app, which launched on Wednesday. Here's what it was like: