As Joel and Brad take a giant step forward in their relationship and move in together, Sam considers adopting a roommate of her own. Meanwhile, after finalizing her divorce, Tricia puts herself out there on the dating scene.

Overwhelmed by the amount of change happening in the lives of her loved ones, Sam is hit especially hard by a friend's brutally honest comment. Later, Sam helps Brad with a special task ahead of his and Joel's housewarming.

An unexpected issue arises on Sam and Tricia's trip to Kansas City for a trade show. Meanwhile, Joel reluctantly attends Brad's bible book club and runs into a complicated figure from his past.

With Shannon at Rick's, Tricia joins Sam and her friends for Thanksgiving. As her chosen family celebrates firsts and moments of growth, details about Brad's past are revealed, and Sam gains a better appreciation of the depths of true love.

Joel's emotional center is rocked after an unfortunate fender bender. Meanwhile, Sam's date with Iceland brings some of her deepest insecurities to the surface, and Tricia perfects her pitch for Mitch.

Joel returns to church after recognizing a fundamental hole in his life. Sam and Tricia reach a surprising understanding on Holly's birthday, and later, Sam takes a chance with Iceland.