After years of believing Chuck's affair is behind them, Bobbi's marriage is tested again when Tracy Ravenna resurfaces. Tracy's not alone, though. Jackson Charles Ravenna is the newest student in Bobbi's first grade class and the spitting image of her husband. When Chuck decides to pursue joint custody, they discover Jack isn't the only secret Tracy's been hiding. As Tracy's past begins to threaten their future with Jack, Bobbi is forced to face the unsettling truth about God's grace. But this time, what will it cost to forgive the unforgivable?