When town bully Cloud Marsh experiences public humiliation during a laughing gas show, he and his surly brothers assault proprietor Earle Stafford and attempt to molest his kind-hearted wife. 

Amy Slater gets to Dodge and tells Matt she came to die. He suggests seeing Doc Adams, she says she's not sick but that Matt could help. When asked how, she says "you're going to kill me." Learning the truth, he decides how to handle it.