Ed Deline tells Danny McCoy that Detective Luis Perez has been killed in Iraq, informs his loved ones together and tries to correct one of his cases, probably a miscarriage of justice against Richie Betts. Mike must help casino guest Mertens to a whore just before his wife's arrival, so he takes him to Kitty ranch, then is sent back to retrieve his wedding ring, in vain, then must try to get a replica stat. Mary Connell must testify in court against Johnny Moya; the County prosecuting officer turns out to be her romantic admirer Jake Porter; they find a way to spare Moya a strike three life-term. Porter helps Danny to crucial evidence.