"The Pet Defenders Code: 1. The safety of Planet Earth depends on you. 2. Humans MUST NOT know the truth. GOOD LUCK - you'll need it... A mysterious cheese has appeared in Nothington-on-Sea and it smells so bad it's knocking people out! Biskit and Mitzy discover some alien cheeses determined to live on Earth. And they're being pursued by a giant mouse! Can the Pet Defenders get rid of the rodent and the putrid pong? You'd cheddar brie-lieve it!This fast-paced funny series features action, mystery and animal antics. Perfect for wannabe detectives and kids who love SPY DOG and THE ADVENTURES OF CAPTAIN UNDERPANTS!"