Mitchell isn't sure how to tell Cam that his mother makes him feel uncomfortable, Haley finally breaks up with Dylan, and Jay has a little stomach ache.
Jess is jealous when Winston joins her handbell quartet and instantly becomes a natural. Meanwhile, Nick and Schmidt have different ideas on how to fix the toilet.
FBI Child Specialist Claire Bennigan investigates several cases that revolves around an imaginary friend named Drill. She draws up some disturbing details.