An agent known only as Tarden is a former operative of the mysterious security agency the Service. Now a fugitive, he has erased himself from all dossiers and transcripts, and moves across the landscape free of identity, in search of adventure and intrigue. But Tarden is a man of many disguises, and he is alternately avenger and savior, judge and trickster, as he enters the lives of others, forcing them into the arena of his judgement.