The relationship between Justin and Annie gets more serious as he brings her to a family dinner. Nora has doubts about him being ready for a serious relationship since he just broke up with Rebecca.

In this 99th episode the family looks back to the events who made them who they are now. Tommy returns with surprising news, while his siblings all have to make very difficult choices. Kitty needs a break from her Life.

The Walkers' plans to celebrate Valentine's Day go horribly wrong when Tommy tells Sarah about another secret that Nora has kept buried since they were kids, and Saul's hopes for a romantic evening with Jonathan are dashed by a visiting high profile food critic.

Emotions are running high in the Walker family when Nora and Saul find out their mother, Ida, has passed away.

As Sarah and Luc’s nuptials approach, plans go horribly awry and the Walkers learn several surprising lessons about the real meaning of family, on the Series Finale of “Brothers & Sisters”.