Leif: In the small working community, the entry in the local newspaper hits like a bomb. The signature "Leif" claims that the town's large arms company Rotum exports weapons illegally. Gunnar Volt, CEO of Rotum, gets a shock. Imagine that someone has the audacity to say that about the community's pride Rotum - even if it now happens to be true. He immediately gathers the management and everyone agrees: Leif must be found - and stopped. But who is this mysterious Leif?