Pia loves pets, but as she's not allowed one, she's decided to start her own PET CLUB to help her friends look after their animals. When Pia finds a lost, lonely kitten called Tiger Moon, she can't give up the chance of the furry friend she's always wanted. She decides to hide Tiger at Pet Club and look after her, even though if anyone finds out, she'll be in BIG TROUBLE. But when Pia's sister starts petsitting a parrot who repeats everything he hears, he might give away all of Pet Club's secrets! Will Pia be able to keep Tiger, and finally have a pet of her very own?