Nate Roberts is assigned as the Safer Schools Officer at Deansgate School after investigating a case of arson there. When he and Smithy investigate a fight in a local park, Smithy ends up being stabbed. Nate is determined to catch the guilty culprit as Smithy recovers in hospital.

Nate has to investigate drugs being taken at Deansgate School after a pupil is taken to hospital after taking ecstasy. Everything is not as it seems though as he investigates the case.

When Rhys Tanner's home is broken into Nate investigates. Nate discovers that two school pupils could be involved and investigates further.

Nate has to break up a fight between two parents at the school. Nate later finds out that one of them has become slandered in a rape case. After he is beaten up CID investigate and are shocked to discover the identity of the real culprit.

Nate and Mel investigate a burglary in a class at the school which leads on to a whole another case.