The new rootin tootin owner of "The Lady Gay" (Mamie) comes to Dodge and opens a saloon. When she opens the saloon, she lets the Dodge cowpokes know that she is very handy with a gun and will use that gun on any trouble makers in her saloon. At first Matt, Doc and Chester are quite amused at Mamie, but Matt begins to have some concerns about Mamie. Matt, Doc and Chester think that Mamie might be involved in some foul play concerning the previous owner of the Lady Gay Saloon (Herman Bleeker). When a Mexican man tells Matt that he saw Mamie sneaking around late the previous evening night with a lantern and a shovel, Matt, Doc and Chester investigate. They find a vest owned by the previous owner with blood stains. Matt thinks he has to arrest Mamie, but is concerned that Mamie might cause some problems;however, Matt tries to trick Mamie into an arrest. Just about the time that Matt is ready to haul Mamie to the Dodge City jail, he learns the truth about Herman Bleeker. (thetvdb.com)