Leo blinks rapidly, but the lights do not disappear. His immediate instinct is to run, but he pushes that down. This has to be some kind of trick; ghosts aren’t really real, right?

Slowly, he goes forward, then waves a hand under one of the lights.

Back… and forth… and back and forth… and back and forth and back and forth and backandforthandbackandforthand-

“Uhhh, okay.” He dances back. “Those are definitely floating. You got an explanation for this?”