Chris and Carl head to Catterick to search for Carl's long-lost son and unwittingly stumble on an armed robbery. Carl has booked a room at the Mermade Hotel run by the unpleasant Mr Oates. What is the secret that he keeps locked away in the hotel safe?

Chris and Carl arrive at the Mermade Hotel and are amazed by the luxury of their room. Meanwhile, the shooting at Neil's Wheels is being investigated by the police and Tony starts his search for the brothers.

The brothers enlist the help of Mark as they continue their search to find Carl's long lost son. Mark reveals the truth about what really happened at last year's flotilla and why Mr Oates treats him so badly.

Things start to get complicated at the Mermade Hotel. Tony attacks Chris and Carl who escape with Mark, the hotel till and safe are emptied to the fury of Mr Oates, and the police return to the hotel.

Carl, Chris and Mark have finally reached the garden centre near Catterick in their search for Carl's son. They are joined by Tony and DI Fowler. Tony has the upper hand as he has a gun!