The exposition shows a bank robbery orchestrated by the titanic, towering thief known as List of Trigun characters#Gasback. As a thief, he only pulls off the most difficult heists that offer the biggest rewards. Gasback's trio of henchmen, however, are tired from the increasing danger and expense of each successive job and decide to seize the winnings from his latest heist at Macca City, kill Gasback and retire to a life of luxury. When Cain, the leader of the trio goes to fire the killing shot, his gun is mysteriously knocked out of his hand.