Betty Lou can be currently a librarian at a small town. Her husband is a police detective who takes her. Betty Lou could be your mouse. After having a gangland figure is inexplicably murdered in town, Betty Lou discovers that the murder weapon, but can't get anybody's attention to share with them (we're speaking very mousey, here). In a sense of frustration that she fires the gun at a restroom if accepted into the police station insists she's your murderer. It has the desired effectthat people do pay her attention. On her way, she is with hints at social graces from the hookers in her cell block.