Krystal's Choice (Unicorn Riders, 3)

Children are disappearing from the town of Miramar, and the Unicorn Riders are sent to investigate. But Krystal is beginning to struggle with the responsibility of being a Rider. When the leader of a group of entertainers offers her a life of glamour and fun, Krystal must make a choice ― will she give up being a Rider? And will her decision put the other Riders and their mission to save the missing children at risk?