Joey Luthman

Cameron is in charge of the school’s big spring dance, but when a popular teacher returns from sabbatical, a bit of not-so-friendly competition blooms. And with Claire on chaperone duty at the dance, Phil gets Haley to accompany him to his annual realtor’s banquet and is looking forward to impressing his little girl. Elsewhere, Mitch starts a new job and can’t seem to get a good read on the new boss or the work environment. Jay and Gloria babysit Lily and an accident with Gloria’s purse ignites a case of whodunit and it’s Lily’s word against baby Joe’s.

After a series of strangulations in Boston, the BAU looks for an UnSub who likes to keep mementos of the victims, and the team wonders if a common link to the casualties could lead them to the culprit.

Derek and Meredith adjust to life at home with their newborn; Arizona tries to repair her marriage; Jackson and Owen clash over financial issues.

Things get personal for Dr. Halstead (Nick Gehlfuss) when his unsupportive father (guest star Louis Herthum) is admitted to the hospital against his wishes. When treating Will's father, Dr. Rhodes (Colin Donnell) reflects on his relationship with his dad. Dr. Charles (Oliver Platt) gets involved when his daughter Robin's (Mekia Cox) strange behavior continues to intensify and Dr. Choi (Brian Tee) struggles to help a teenage boy who is desperate to control his sexual urges. Dr. Manning (Torrey Devitto) feels the impact of being a working mother when a young boy is brought in for neglect. Meanwhile, Sarah (Rachel DiPillo) teaches a group of high school students about the responsibilities of having a child by using fake baby dolls. S.Epatha Merkerson, Marlyne Barrett and Yaya DaCosta also star. Jesse Lee Soffer, Jeff Hephner and Patti Murin also guest star.

When Eve and her friend Cammy form a new band, they sound so horrible that Mike comes up with an idea to break them up, but his plan has unexpected results. Meanwhile, Kyle and Mandy babysit Boyd.