"The Pearl"

This book is about a poor, hardworking pearl diver named Kino. He lived a happy simple life with his wife, Juana, and baby-son Coyotito. But one morning before Juana had her breakfast and Kino was finished a scorpion stings Coyotito. After Kino failed, selflessly, to grab the scorpion. Then other evil things start to happen to the family and Kino hears the evil music, and the doctor won't cure Coyotito due to the fact that Kino doesn't have any money.
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