Midnight law
(Book)

Crisanta has disappeared and no one knows where she is. Her four friends struggle with what part they might have played in her disappearance and what they can do to find and save her. SJ had stayed behind on their last adventure and struggles with whether she could have saved Crisanta from being taken if she had been along. Jason tries to figure out where Crisa has disappeared to and how to bring her home while he is in emotional turmoil about his feelings for Blue and her lack of reaction when he had confessed them to her.