Instruct: Classify Amazon reviews into positive or negative sentiment
Query: Great!

This riveting story tells of Eveningstar Macaw, a Mayan girl in the ninth century. While Eveningstar is in the jungle, she sees the Maya's enemies, the Savages. (Her relationship with one of them, Small-Shield, blossoms into a love.) She runs to her brother, a warrior, and he captures them. Later the city begins to fall to ruin under the rule of Great Skull Zero, the high priest. He sacrifices her beloved brother. When Eveningstar resists, he captures. She must find courage to save her city, her family, and herself from Great Skull Zero.