One Night at St. Mary's

A volunteer candy-striper stays over night at St. Mary's hospital to watch over a boy from her class.
The same boy that had asked her to the school dance five times already. The same boy that she'd rejected five times already...
He was brought into the hospital, unconscious but with no visible injuries.
He'd been exploring the old haunted house in the town.
It was looking to be a quiet night. Until the boy wakes up....