"No one's ever gotten seriously hurt," Marshall said. ... Conveniently forgetting about a previous disappearance, one that brought the current science professor to the school in the first place. "So it's... She's got to be okay. She's probably just stuck in the past. Again."

Yes, again.

"I'll have to see what I can find out about that locker. Maybe it acts like a portal? If I can figure out that one..."