Professor Oscar Collins, an eccentric and reclusive scientist, becomes infatuated with his beautiful neighbor, Penny Lane. Living alone in his chaotic apartment filled with odd gadgets, his mundane life takes a turn when he discovers a hole in the wall connecting to Penny’s apartment. Intrigued by her carefree lifestyle and vibrant circle of friends, he begins to spy on her through the hole, plunging into a series of whimsical and surreal fantasies.

As his obsession grows, Collins distances himself from the outside world, immersing deeper into the dreamlike hallucinations inspired by Penny's bohemian existence. His scientific experiments intermingle with his voyeuristic antics, causing a profound metamorphosis in his perception of reality. The narrative revolves around his internal transformation and escalating fixation, leaving viewers to question where imagination ends and reality begins.