Bern, the unremarkable bank clerk, is pushed to the edge by Sharon’s rudeness and beauty during a loan consultation. His hidden dark side, Night Stalker, begins to surface as he plots his twisted revenge against the young couple.

Night Stalker watches from the shadows as Arnold and Sharon share a private moment. He attacks swiftly, driving Arnold away and capturing Sharon. She is taken to his secret lair, where she soon discovers the horrifying fate that awaits her.

Sharon, now trapped in a tiny steel cell in Night Stalker’s underground lair, endures relentless terror and humiliation. She realizes she has become Night Stalker’s pet, the first of many victims in his twisted collection. The city remains unaware of the danger lurking beneath its streets.