The body of a young woman is found at a vineyard in the Napa Valley. Teresa thinks that the murder is the result of an argument between lovers, but Patrick suspects a serial kidnapper.
When the ex-chief of detectives is found murdered and his wife and daughter are discovered missing, Catherine and Warrick follow the trail to Miami, where they meet their CSI counterparts.
Andy puts Kuol at the top of the donor list for a new heart; cops threaten to seize the money that was raised for Kuol's surgery.