At the venerable age of 77, widower Brian Reader is determined to give one of the biggest breakthroughs in history along with a group of thieves arriving at their old age. They also recruit a young man to help them and set up a special plan to take advantage of the Easter weekend to steal goods and money totaling about 200 million pounds. After the police arrive at the scene and start an investigation, some cracks begin to appear inside the group of thieves, and they lose confidence in each other because of the way they share the leek.