An asylum escapee who confesses to murdering both the diner victim and Ward's neighbor to avoid being sent back. He chases Jane but is fatally struck by a truck, which clears Ward and Briggs.
The stranger's confession directly exonerates Briggs, ending their indirect conflict.
Jane actively hunts the fugitive to prove innocence, becoming his direct target during the climax.
Ward initially pursues the stranger out of suspicion, unaware he is the actual murderer.
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