When an armoured train with a top secret cargo is hijacked by terrorists in the Austrian Alps, and an avalanche cuts off all help, British Intelligence is forced to call on its youngest recruits to mount a dangerous rescue mission with the clock ticking down.

Can Arun, Donna and Sam save the world and get back to school before anyone notices they’ve missed maths … again?Arun, Donna and Sam are ordinary school kids with an extraordinary secret. They are S.T.E.A.L.T.H., a crack team of agents in charge of the most cutting-edge piece of tech the world doesn’t know exists: MANDROID.

Always flying under the radar, they solve crimes, prevent disasters and rescue the innocent – and they STILL have to get their homework in on time!