High-octane adventures continue in the eighth book of the H.I.V.E. series, and the team of supremely talented criminals is forced to question everything they know about life as villains. 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...