Riddle from SilverAutumn35

A murderer has to choose one room to make it out alive. There are three rooms:

Room 1 - has fire everywhere, which means he could walk through the raging fire

Room 2 - has assassins loaded with weapons, which means he could walk through the loaded assassins

Room 3 - has lions that haven't eaten in years,which means he could walk through the hungry lions

Which room does he go through?

PM / Comment the answer! 

Good luck!