A group of students, led by John, embark on a school trip to the Tower of London, where John loses his pet mouse. After being sent home early due to his lack of attention in class, John has a strange experience on the subway where he, the train, and passengers turn yellow. With the help of Nick, an electronics expert, John learns about electricity and uses his newfound knowledge to invade the Tower of London and rescue his pet mouse, leaving him to wonder if it was all just a dream.
The Boy Who Turned Yellow
A school trip to the Tower of London sparks a young boy's distraction from his electricity lesson, as he becomes captivated by a lost pet mouse he encountered earlier.