Sapphique is by Catherine Fisher. The sequel to Incarceron. Finn and Claudia must prove that Finn is the real lost prince. An imposter has challenged his claim and he worries Claudia might be beginning to doubt him. Inside Incarceron, Attia and Keiro fight to discover the glove of Sapphique which will show them a way out of the prison. Incarceron, itself, is also looking for the glove to bring it's new body to life so the prison itself can escape to the Outside. A fast-paced and exciting conclusion to a very original series.
Ratings: 8th grade - 8 out of 10 - V (violence).