Set in San Francisco, Jonathan and Jennifer Hart are faced with the prospect of being reunited with Jonathan's long lost sister (Marion Ross), and her nephew (Jason Bateman). Is it possible that Jonathan will finally discover a key to his past or will the "family" turn out to be after something, putting Jonathan and Jennifer in danger's path one more time? Wendie Malick and Pat Morita also guest star. This would be the final role for Li
