In season 3, the events start with Joanna and Billy facing a verdict in their initial case at their new firm, but when they return to Millwood for a reunion, an old friend from Joanna's past suffers a tragic loss that forces Joanna to confront her past.
In season 4, new events unfold, including lawyer and new mother Joanna Chang handling the case of a landowner whose farm gets in the way of the work in a mine.