Jack finds a way to see Bess after her father ships her off to boarding school. Jack follows her and manages to get in communication with her by climbing a tree outside the window of her classroom. Bess manages to escape from the Preceptress's vigilance long enough to tell Jack the girls are to have a sheet and pillowcase party that evening. If he will come, they will see that he is furnished with the pillow and sheet so that he may be with them without fear of detection. Jack agrees to this plan and is on hand at the appointed hour. The girls soon have him disguised in the regulation outfit, the same as everybody else. Everything is going along swimmingly, when Jack, forgetting himself, sticks his feet out beneath the sheet. The Preceptress comes in and detects Jack's presence. He is told to make himself scarce and the girls are sent to their rooms in disgrace. A short time afterwards, when all is quiet, and the Principal thinks she is alone, Professor Dinkey cautiously approaches ...
Moving Picture World synopsis