 The Cartwrights attempt to reconstruct a 24-hour period of Ben s life after he fears he may have been the unknown gunman who shot down Sid Langley, a corrupt real estate broker who has become hated in Virginia City. The reason? Ben had suffered a concussion from an unknown source just before his meeting with Langley and happened to be his last appointment before Langley s body was found. Oh, and Ben strongly disapproved of Langley s unethical business practices.