Jess gets a job as a zombie at a haunted house, but is more frightened of her changing feelings towards Sam. Schmidt and Cece are perfectly matched in the costumes they're wearing, while Winston and Shelby are worlds apart in theirs. Nick gets a visit from a former college crush who shows her affection in a scary way.

Jess invites her divorced Mom and Dad over for Thanksgiving dinner and enlists Nick and Cece to help her with a "Parent Trap" to reunite them. Meanwhile, Schmidt's cousin, Big Schmidt, visits, and Winston manipulates them into an escalating battle to prove their manhood.