Will once again turns his back on Sami. Nicole feels increasingly guilty over her lies as she watches EJ grieve. Meanwhile, Bo and Hope take some time to remember Zack. Kinsey tells Mia she ran into an old friend from Salem West, Chad Peterson. Kinsey notices Mia's reaction to the name. Maggie introduces Melanie to her grandson, Nathan, who's going to be living with them. Nathan has graduated from med school and will be working at Salem University Hospital.