Cosmo Peterson has been awarded the coveted title Citizen of Honour of Ultrapolis. Cosmo is worried when he discovers that there will be an exhibition detailing his life in the town hall. There are some aspects of his past he has gone to great pains to cover up and he really doesn't want them to be made public knowledge now he is an important and respected business man. He employs a couple of hoodlums to ensure this information stays hidden; unfortunately they come up with some interesting, and dangerous, plans to destroy the offending artefacts. Pigeon Boy is quickly called to the scene to ensure that justice is done and the minimal amount of damage is caused.