As Sam and Erica take off on a quest to find a long-lost member of the family, Taylor struggles with some surprising new developments in her love life. The clan guides their dear friend Annie through some muddy waters of her own, and John and Imani start to wonder if the marriage they once cherished and adored can ever be repaired. As always, the Sweeneys are ready to face it all with constant love and support for one another, but will new challenges and an unexpected addition to the family threaten to shatter their bond?