If you are seeing ghosts, goblins, vampires, aliens, werewolves, headless horsemen, poltergeists, or presidential candidates don't be alarmed. They are probably only children dressed up as frightening specters of the netherworld. Except, of course, for the presidential candidates who are adults acting like children.
You are probably safe. A good method to test the safety of any situation is to ask your friend to go first. "Hey, Bob, how about checking out that group of deranged looking characters standing on the steps over there."
"Are you insane? That's the school building, and those are teachers! Remember the murderous, maniacal, wretched years we spent in school? I'm not going anywhere near them. Look at them, standing there armed with text books, and homework, pop quizzes, trips to the principals office, detention, and blinding, boundless hatred."*
"Oh yeah, you're right, lets cut through the graveyard, and across the freeway instead."
The lesson to be learned here is there are always alternatives, and sometimes you don't need to sacrifice your friend. But, don't get too close because sometimes the
*I have nothing but respect for teachers, I love them, all of them, even the ones with razor sharp yardsticks and venomous sarcasm, I guess that is all of them.