Released after three years in prison, Max finds out her father, a wealthy businessman, has hired a stranger to play his son. Meanwhile, the ex-husband of the Rent-a-Family director plans to rob Max' father.
Jacob and Finn establish their own private detective agency at a car-wrecking dump, then set out to ensnare clients. Once they have one, they proceed to make a hopeless mess out of everything for everybody. They remain, of course, blissfully unaware of their own ineptitude.