Otto and Raven are desperate to rescue their friends from the clutches of Anastasia Furan, head of the evil Disciples organization. First they must track down the location of the Glasshouse, the prison where Furan trains children to become ruthless assassins. But Otto is also being hunted.
Otto tries to hunt down the Disciples and free his friends from Anastasia Furan's clutches. Book #8
- ISBN10 1442494727
- ISBN13 9781442494725
- Publish Date 24 February 2015
- Publish Status Active
- Publisher Simon & Schuster
- Imprint Simon & Schuster Books for Young Readers
- Format eBook
- Language English