It would help to establish better boundaries.

For one, avoid getting into vehicles with people who are under the influence. This is not safe.

Secondly, do not keep in contact with people who are any of the following "sexually violent and emotionally abusive" just to be 'polite'. Such people do not deserve your 'politeness'.

Otherwise, you will inevitably end up getting hurt. Again. Seeking healthier relationships would be the first step.