Ted and Marcus are celebrating their engagement with Ted's family this Christmas. Ted isn't "out" to Grandma Lin, which leads to a misunderstanding that Marcus is engaged to Ted's sister, Ella.

Lucy and her sister Sylvie have been at odds since their Mom's sudden passing when they were kids. Now, as adults, Sylvie's home for Hanukkah and wants to spice things up.

Linda brings home her younger boyfriend Evan for the holidays, to her family and ex-husband Robert's surprise. But Robert and Evan may have more in common than not.

Gaby's family traditions are thwarted by Katie, her former high school bully and her brother's current girlfriend. Will their rivalry come between the couple's first Christmas together?

Connie wants peace and asks her husband Chuck to put aside his neighborhood rivalry.

After a power outage, the neighborhood families come together on Christmas Day.