In which moonlight reveals the quiet grandeur of Helstonleigh, setting the scene for a mischievous plot by the college boys to conjure a ghostly scene in the cloisters, casting poor Charley Channing into an unwelcome solitary adventure. Amidst secret messages and locked gates, Charley’s deep-seated fears and the eerie surroundings drive him to a frantic escape, culminating in a sudden and startling accident by the river.