Billy's step-father, Bill Antrim, is gunned down by a trio of gunmen. When the news reaches town, Billy vows vengeance on the murderers and, despite Garrett's warning, takes the law into his own hands.

Maw Kilgore and her boys, Hyram and Dwig, meander down from the hills for a little fun in town, which consits of smashing up the local saloon.