Private Investigator Regan Reilly and her New York police officer husband Jack thought that they might finally get a chance to relax when they travel to California to see some old friends. But when they visit Regan's old friend Zelda, they suspect something is amiss. She's suddenly turned into a health fanatic, taking in all the advice of her somewhat shady business manager. Regan thinks that Zelda is getting gypped, and she sets out to prove it.