Holmes and Watson think an archeologist was murdered for what he found during an excavation in a local landfill; Sherlock and Alfredo's relationship hits a rough patch.
Jackie and Danny think a young woman was forced to commit suicide; Frank clashes with Mayor Poole over a threat to the city; Henry has a heart attack.
Detectives search for the killer of a physician who had a dangerous sex life; an attorney maintains murders are a result of too much television.
The crew's rescue of a missing earth colony leads to the discovery of a civilization composed entirely of clones.