Susan discovers some of her best moves are being copied by a competitor; Gabrielle hires a private investigator to look into a matter; Tom's doctor prescribes an unorthodox remedy for his depression.
A teen swimming star unknowingly becomes an internet sensation after a stalker posts her picture online. Meanwhile, Horatio discovers his life may be at risk.
A body discovered on the side of the road has unusual burn marks; Greg asks a teacher out for a date.
The team members investigate when a man and his 18-year-old daughter mysteriously go missing. They suspect that the father's hazardous job as a professional crime-scene cleaner is somehow connected to the pair's disappearance.
