Instruct: Classify Amazon reviews into positive or negative sentiment
Query: Summer Sisters

Summer Sisters is a coming of age story appropriate for more mature young adult readers. The dialogue is realistic and easy to read. The characters are rich and well developed and easy to relate to. The story is about the teenage friendship between two girls, one rich and one poor that spans from sixth grade to marriage and family . It not only addressed the good times of friendship but also the heartbreak that goes along with it. It was a book, I didn't want to put down!