Birdie’s Billions

I am reading a new book called Birdies Billions. It is about a girl who loves to skateboard, she lives with her mom in an apartment complex. She finds a cat and the cat goes into a little tiny hole. The cat goes through a tiny space, and she follows the cat. she reaches out her hand and pulls out something out of the wall. What could it be? Could it be Gold, Silver or a watch? What could it be? Read Birdies Billions to find out.