Jennifer Shannon (Lori Loughlin) can always find a diamond in the rough - when it comes to garage sales, that is! Whether it's a new antique to sell at her consignment shop, an Atari game for her son or a piece of furniture for her handy husband Jason to refurbish, she has made a career out of her treasure hunting prowess. But, when a string of burglaries hits her town, Jennifer must use her keen eye for detail and her natural problem solving instincts to help her piece together the clues and catch the criminal before it's too late!
As she gets closer to the truth, Jennifer learns that crime solving can be far more dangerous than any garage sale. Can she uncover the "Garage Sale Mystery", or will her investigation create problems that not even Jennifer can solve?