Mercer's brother, an amateur pilot, crashes on an island and is killed by a giant spider. A year later, when Mercer goes in search of him, she discovers a breed of poisonous arachnids ready to attack.
Fun-loving San Francisco Police Department investigator Nash Bridges is part of the elite Special Investigations Unit. He tackles crime using his keen sense of humor and charm. Joe Dominguez comes out of retirement to become Bridges' wisecracking yet more rule-abiding partner.