Toopy and Binoo form an inseparable duo who approach life with pleasure and enthusiasm. Toopy is a funny, friendly, optimistic impulsive mouse whose insatiable zest for life is matched only by her love for her best friend Binoo, a lovable, logical, sensible silent cat who thinks before acting. The characters are charming and endearing. The kindness, respect and soft aspects of childhood friendship are emphasized as the friends explore and discover the world around them with their colorful adventures. Overflowing with imagination, they evolve in a whimsical universe where incredible situations multiply to the delight of the viewer.