In a vibrant and bustling city, lives Whisker, a small, lively brown mouse with a curious nature and a brave heart. His home is an intriguing house resembling a giant puzzle, filled with mysterious nooks and crannies and strewn with books, perfect for playing hide-and-seek with his loving family. Despite the joy and liveliness around him, Whisker often finds himself yearning for a quiet, personal space.
One day, Whisker's life takes a thrilling turn. While hiding under a table, he overhears a conversation between Jim, the house owner, and Leo, a friendly repairman. Jim is upset about the mice in his house and Leo offers to help with his toolbox, which he claims contains items to scare the mice away. Seizing an opportunity for escape and adventure, Whisker bravely jumps into Leo's toolbox.