Enders is the second book in Lissa Price's science fiction duology. The first book, Starters, was a fun, action-packed, read about a young girl named Callie. She and her brother are orphans, and in order to support them, she rents out her body to a company called Prime Destinations. Prime Destinations is a service that allows senior citizens to borrow young bodies in order to experience youthful adventures (clubbing, sky diving, skiing etc.) All for a nominal fee of course. 
 Unfortunately, Enders reads like a completely different book... 
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