The first 20 seconds or so of that PSA looks like it was produced by the NRA. The “restraining order” didn’t stop him, the locked door didn’t stop him, and it looks like the police aren’t going to get there in time to stop him.
If she had a gun, the last ten seconds would have showed her running to get it when he started beating on the door instead of pleading with the 911 operator.
There was a similar ad a while back, think it can be found on YouTube, of a similar scenario.
Except that the young woman grabs her handgun, which is the first thing the assailant sees when he busts through the door. And then promptly faints ...