Valerie Prescott has been bullying Maria Mur her whole life. She just doesn't like Maria! Maria is sick of it! One day, she gets invited to Caroline, the fifth grade legend's, birthday party! This was her chance to show Valerie that she wasn't that lame! Se decided to get the perfect gift for Caroline-cats! But then, more problems arise! What does Valerie have to say about the party? What if Valerie is at the party too? What if something isn't normal about Maria's cats?