Veteran defense attorney Konrad Biegler accepts the defense of a man accused of kidnapping a young girl. At the trial he must face the tenacious police inspector Peter Nadler.

When a young girl is kidnapped, ruthless police inspector Peter Nadler embarks on a race against time to rescue her.

This is the third and final part of the now famously successful trilogy, where Mr. Müller and his problem kids Chantal, Danger and Co. once again take up arms against their sworn enemy, the German education system.