Polly Lee

After the rescue of a young girl from a sex trafficker, Benson (Mariska Hargitay) and Stone (Philip Winchester) must take drastic measures to reunite her with her mother. Meanwhile, Rollins (Kelli Giddish) decides to give her rocky relationship another chance.

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.

Philip and Elizabeth receive surprising news about Henry -- and shattering news about a past operation. Stan might be falling in love, but Philip wonders if something darker is going on.

Philip must consider his life with Martha and make a crushing choice from which there is no coming back.

Philip and Elizabeth are thrown off balance when things with Tuan take an unexpected turn. Meanwhile, Henry makes a startling proposition and Stan has a disturbing encounter with Frank Gaad’s widow.